Curriculum Vitae: Thomas A. Herring

Birth: 1955 July 17; Cooroy, Queensland, Australia

Education: B. Surveying, 1976, University of Queensland (First Class honors)

M. Surveying, 1978, University of Queensland

Ph. D., 1983, Earth and Planetary Sciences, Massachusetts Institute of Technology

Experience: Professor of Geophysics, MIT, 1997-

Associate Professor of Geophysics; Department Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 1992-1997.

Kerr-McGee Associate Professor of Geophysics; Department Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 1989-1992.

Research Associate, Harvard University, 1983-1989.

Visiting Scientist, Division of National Mapping, Australian Department of Energy and Resources, 1986.

Research Assistant, Massachusetts Institute of Technology, Department of Earth and Planetary Sciences, 1979-1983.

Tutor (full-time), University of Queensland, 1977-1978.

Tutor (part time), University of Queensland, 1976.

Professional

Activities: Fellow American Geophysical Union (Geodesy Section).

American Association for the Advancement of Science.

IAG Special Study Group on Atmospheric Refraction, 1986-87.

IERS Standards Committee, 1987-88.

Chairman, NASA Advisory Panel on the Applications of Water-vapor Radiometry, 1988-1990.

Member, NASA Advisory Panel on the Role of VLBI in the 1990s, 1988-1989.

Co-convener, AGU Chapman Conference on GPS Measurements for Geodynamics, 1988.

Associate Editor, Journal of Geophysical Research, 1989-1992.

Co-chairman, NASA Measurement Technique and Technology Panel, 1989.

Secretary, Geodesy Section of American Geophysical Union, 1990-1992.

Member, National Academy of Sciences Committee on Geodesy, March 1990-December 1994.

Acting Geodesy Editor, Journal of Geophysical Research, 1991

Member, ARISTOTELES GPS system review, 1991.

Chairman, NASA Advisory Panel on SLR data flow, 1991.

Member, IAU/Working group on Astronomical Standards, 1992.

Member, IAG/Working group on the Applications of Space-based Interferometry, 1992.

Chairman, AGU Information Technology Committee, 1992-1996.

Chairman, National Academy of Sciences Committee on Geodesy, 1994-1996.

Editorial Board, Journal of Geodynamics, 1994-1996.

Member, National Academy of Sciences Geodynamics Committee, 1995-1996

Member, National Research Council Aeronautics and Space Engineering Board's steering committee on Optimizing the Differential Global Positioning System Infrastructure for Scientific Applications, 1995-1996.

Program Chair, American Geophysical Union Western Pacific Geophysics Meeting, 19951996.

Member, National Research Council Board on Earth Sciences committee on Gravity Measurements from Space, 1996-1997.

Chairman, International Association of Geodesy, Commission of International Coordination of Space, Techniques for Geodesy and Geodynamics, Project on Space Geodetic Data Combination, 1995-1998.

Member, AGU Budget and Finance Committee, 1996-1998.

Member, US National Committee, IAG Representative, 1996-1998.

President Elect, Geodesy Section, American Geophysical Union, 1998-2000

UNAVCO steering committee member, 1998-2001

Awards: Commonwealth University Scholarship, 1973.

S.E. Reilly Prize in Surveying, 1975.

Australian Postgraduate Research Award, 1977.

NASA Group Achievement Award, Crustal Dynamics Project, 1986 and 1993.

Macelwane Medal, American Geophysical Union, 1991.

Bomford Prize, International Association of Geodesy, 1995.

1. Books.

1. Dynamics of the Earth's Deep Interior and Earth Rotation, eds. J. L. Mouël, D. E. Smylie, and T. A. Herring, Geophysical Monograph: 72, AGU, Washington, pp 189, 1993.

2. Papers in Referred Journals

1. Herring, T. A., B. E. Corey, C. C. Counselman III, I. I. Shapiro, B. O. Ronnang, O. E. H. Rydbeck, T. A. Clark, R. J. Coates, C. Ma, J. W. Ryan, N. R. Vandenberg, H. F. Hinteregger, C. A. Knight, A. E. E. Rogers, A. R. Whitney, D. S. Robertson, and B. R. Schupler, Geodesy by radio interferometry: intercontinental distance determinations with subdecimeter precision, J. Geophys. Res., 86, B3, 1647-1651, 1981.

2. Rogers, A. E. E., R. J. Cappallo, H. F. Hinteregger, J. R. Levine, E. F. Nesman, J. C. Webber, A. R. Whitney, T. A. Clark, C. Ma, J. Ryan, B. E. Corey, C. C. Counselman, T. A. Herring, I.I . Shapiro, C. A. Knight, D. B. Schaffer, N. R. Vandenberg, R. Lacasse, R. Mauzy, B. Rayhrer, B. Schupler, and J. C. Pigg, Very-long-baseline Interferometry: The Mark III System for Geodesy, Astrometry, and Aperture Synthesis, Science, 219, 51-54, 1983.

3. Clark, T. A., B. E. Corey, J. L. Davis, T. A. Herring, H. F. Hinteregger, C. A. Knight, J. I. Levine, G. Lundqvist, C. Ma, E. F. Nesman, R. B. Phillips, A. E. E. Rogers, B. Ronnang, J. W. Ryan, B. R. Schupler, D. B. Shaffer, I. I. Shapiro, N. R. Vandenberg, J. C. Webber, and A. R. Whitney, Precision geodesy using the MkIII very-long-baseline interferometer system, IEEE Transactions on Geoscience and Remote Sensing, GE-23, 438-449, 1985.

4. Davis, J. L., T. A. Herring, I. I. Shapiro, A. E. E. Rogers, and G. Elgered, Geodesy by radio interferometry: effects of atmospheric modeling errors on estimates of baseline length, Radio Science, 20, 1593-1607, 1985.

5. Bartel, N., T. A. Herring, M. I. Ratner, I. I. Shapiro, B. E. Corey, VLBI limits on the proper motion of the ``core'' of the superluminal quasar 3C 345, Nature, 319, 733-737, 1986.

6. Herring, T. A., I. I. Shapiro, T. A. Clark, C. Ma, J. W. Ryan, B. R. Schupler, C. A. Knight, G. Lundqvist, D. B. Shaffer, N. R. Vandenberg, B. E. Corey, H. F. Hinteregger, A. E. E. Rogers, J. C. Webber, A. R. Whitney, G. Elgered, B. O. Ronnang, and J. L. Davis, Geodesy by radio interferometry: evidence for contemporary plate motion, J. Geophys. Res., 91, 8341-8347, 1986.

7. Herring, T. A., Precision of vertical position estimates from very-long-baseline interferometry, J. Geophys. Res., 91, 9177-9182, 1986.

8. Herring, T. A., C. R. Gwinn, and I. I. Shapiro, Geodesy by radio interferometry: studies of the forced nutations of the earth, Part I: data analysis, J. Geophys. Res., 91, 4745-4755, 1986; ¾, ibid., 91, 14165, 1986.

9. Gwinn, C. R., T. A. Herring, and I. I. Shapiro, Geodesy by radio interferometry: studies of the forced nutations of the earth, Part II: interpretation, J. Geophys. Res., 91, 4755-4765, 1986.

10. Ma, C., T. A. Clark, J. W. Ryan, T. A. Herring, I. I. Shapiro, B. E. Corey, H. F. Hinteregger, A. E. E. Rogers, A. R. Whitney, C. A. Knight, G. L. Lundqvist, D. B. Shaffer, N. R. Vandenberg, J C Pigg, B. R. Schupler, B. O. Ronnang, Radio-source positions from VLBI, Astron. J., 92, 1020-1029, 1986.

11. Ryan, J. W., T. A. Clark, R. J. Coates, C. Ma, W. T. Wildes, C. R. Gwinn, T. A. Herring, I. I. Shapiro, B. E. Corey, C. C. Counselman, H. F. Hinteregger, A. E. E. Rogers, A. R. Whitney, C. A. Knight, N. R. Vandenberg, J C Pigg, B. R. Schupler, B. O. Ronnang, Geodesy by radio interferometry: Determinations of baseline vector, earth rotation, and solid earth tide parameters with the Mark I very long baseline interferometry system, J. Geophys. Res., 91, 1935-1946, 1986.

12. Herring, T. A., J. L. Davis, and I. I. Shapiro, Geodesy by radio interferometry: The application of Kalman filtering to the analysis of VLBI data, J. Geophys. Res., 95, 12561-12581, 1990.

13. Davis, J. L., T. A. Herring, and I.I. Shapiro, Effects of atmospheric modeling errors on determinations of baseline vectors from VLBI, J. Geophys. Res., 96, 643-650, 1991.

14. Elgered, G., J. L. Davis, T. A. Herring, and I. I. Shapiro, Geodesy by radio interferometry: Water vapor radiometry for the estimation of the wet delay, J. Geophys. Res., 96, 6541-6556, 1991.

15. Mathews, P. M., B. A. Buffet, T. A. Herring, and I. I. Shapiro, Forced nutations of the Earth: Influence of inner core dynamics 1. Theory, J. Geophys. Res., 96, 8219-8243, 1991.

16. Mathews, P. M., B. A. Buffet, T. A. Herring, and I. I. Shapiro, Forced nutations of the Earth: Influence of inner core dynamics 2. Numerical results and comparisons, J. Geophys. Res., 96, 8243-8258, 1991.

17. Herring, T. A., B. A. Buffet, P. M. Mathews, and I. I. Shapiro, Forced nutations of the Earth: Influence of inner core dynamics 3. Very long baseline interferometry data analysis, J. Geophys. Res., 96, 8259-8274, 1991.

18. Herring, T. A., The rotation of the Earth, U.S. National Report 1987-1990, 172-175, 1991.

19. Feigl, K. L, R. W. King, T. A. Herring, and M. Rotchacher, A scheme for reducing the effect of selective availability on precise geodetic measurements from the Global Positioning System, Geophys. Res. Lett., 1289-1292, 1991.

20. Herring, T. A., D. Dong, and R. W. King, Submilliarcsecond Pole Position determination using Global Positioning System Data, Geophys. Res. Lett., 18, 1893-1897, 1991.

21. Chao, B. F., D. Dong, H. S. Lui, and T. A. Herring, Libration in the Earth's rotation, Geophys. Res. Lett., 2007-2010, 1991.

22. Herring T. A., Submillimeter horizontal position determination using very long baseline interferometry, J. Geophys. Res., 97, 1981-1990, 1992.

23. Tralli, D. M., S. M. Lichten, and T. A. Herring, Comparison of Kalman Filter estimates of zenith atmospheric path delays using the global positioning system and very long baseline interferometry, Radio Science, 27, 999-1007, 1992.

24. Bevis, M., S. Businger, T. A. Herring, C. Rocken, R. A. Anthes, R. H. Ware, GPS Meteorology: Remote Sensing of Atmospheric Water Vapor using the Global Positioning system, J. Geophys. Res., 97, 15,787-15,801, 1992.

25. Bock, Y., D. C. Agnew, P. Fang, J. F. Genrich, B. H. Hager, T. A. Herring, K. W. Hudnut, R. W. King, S. Larsen, J.-B. Minster, K. Stark, S. Wdowinski, and F. K. Wyatt, Detection of crustal deformation from the Landers earthquake sequence using continuous geodetic measurements, Nature, 361, 337-340, 1993.

26. Bevis, M., R. A. Anthes, T. A. Herring, C. Rocken, and R. H. Ware, GPS Meteorology: Mapping zenith wet delays onto precipitable water, J. Applied Meteorology, 33, 379-386, 1994.

27. Buffett, B. A., P. M. Mathews, T. A. Herring, and I. I. Shapiro, Forced nutations of the Earth: Contributions for the effects of ellipticity and rotation on the elastic deformation, J. Geophys. Res. , 98, 21,659-21,676, 1993.

28. Feigl, K. L., D. C. Agnew, Y. Bock, D. Dong, A. Donnellan, B. H. Hager, T. A. Herring, D. D. Jackson, T. H. Jordan, R. W. King, S. Larsen, K. M. Larson, M. H. Murray, Z-K Shen, and F. H. Webb, Measurement of the velocity field of central and southern California, 1984-1992, J. Geophys. Res. , 98, 21,677-21,712, 1993.

29. Donnellan, A., B. H. Hager, R. W. King, and T. A. Herring, Geodetic determination of shortening across the Ventura Basin, southern California, A. J. Geophys. Res., 98, 21,727-21,740, 1993.

30. VanDam, T. M., and T. A. Herring, Detection of atmospheric pressure loading using very long baseline interferometry measurements, J. Geophys. Res., 99, 4505-4517, 1994.

31. Herring, T. A. and D. Dong, Diurnal and semidiurnal rotational variations and tidal parameters of the Earth, J. Geophys. Res., 99, 18,051-18,072, 1994.

32. Freedman, A. P. R. Ibanez-Meier, S. M. Lichten, J. O. Dickey, and T. A. Herring, Sub-daily Earth rotation during the Epoch-`92 campaign, Geophys. Res. Lett., 21, 769-772, 1994.

33. Eubanks, T. M., D. N. Matsakia, B. A. Archinal, M. S. Carter, D. M. Hall, F. J. Josties, K. A. Kingham, J. O. Martin, D. D. McCarthy, T. A. Herring and S. A. Klioner, The absolute proper motion of the extragalatic radio source 4C39.25, submitted A.J., July, 1995.

34. Herring, T. A., VLBI data, acquisition, environmental effects, Rev. Geophys., 33, 345-348, 1995.

35. Lebach, D. E., B. E. Corey, I. I. Shapiro, M. I. Ratner, J. C. Webber, A. E. E. Rogers, J. L. Davis and T. A. Herring, Measurement of the Solar gravitational deflection of radio waves using very long baseline interferometry, Phys. Rev. Letts., 75, 1439, 1995.

36. Hudnut, K. W., Z. Shen, M. Murray, S. McClusky, R. King, T. Herring, B. Hager, Y. Feng, P. Fang, A. Donnellan, and Y. Bock, Co-seismic displacements of the 1994 Northridge, California, earthquake, Bull. Seismo. Soc. Amer., 86,S19-S35, 1996.

37. Herring, T. A., The Global Positioning System, Scientific America, Feb., 44-50, 1996.

38. Duan, J., M. Bevis, P. Fang, Y. Bock, S. Chiswell, S. Businger, C. Rocken, F. Solheim, T. VanHove, R. Ware, S. McClusky, T. Herring, and R. King, GPS Meteorology: Direct estimation of the absolute value of precipitable water, J. App. Met., 35, 830-838, 1996.

39. Bevis, M., S. Chiswell, A. Businger, T. A. Herring, and Y. Bock, Estimating wet delays using numerical weather analyses and predictions, Radio Science, 31, 477-487, 1996.

40. Fang, M., B. H. Hager, and T. A. Herring, Surface deformation caused by pressure changes in the fluid core, Geophys. Res. Lett., 23, 1493-1496, 1996.

41. Abdrakhmatov, K. Ye., S. A. Aldazhanov, B. H. Hager, M. W. Hamburger, T. A. Herring, K. B. Kalabaev, V. I. Makarov, P. Molnar, S. V. Panasyuk, M. T. Prilepin, R.Reilinger, I. S. Sadybakasov , B. Souter, Yu. A. Trapeznikov, V. Ye. Tsurkov, and A. V. Zubovich, Global Positioning System bound on the rate and duration of crustal shortening across the Tien Shan, Kyrgyzstan and Kazakhstan, Nature, 384, 450-453, 1996.

42. Bevis, M., Y. Bock, P. Fang, R. Reilinger, T. Herring, J. Stowell, and R. Smalley Jr. Blending old and new approaches to regional GPS geodesy, EOS Trans., American Geophysical Union, 78, 61,64-66, 1997.

43. Chen, G. and T. A. Herring, Effects of atmospheric azimuthal asymmetry of the analysis of space geodetic data, J. Geophys. Res., 102, 20,489-20,502, 1997.

44. Bock, Y., S. Wdowinskii, P. Fang, J. Behr, J. Genrich, S. Williams, D. Agnew, F. Wyatt, H. Johnson, S. Marquez, B. Oral, K. Hudnut, R. King, T. Herring, K. Stark, S. Dinardo, W. Young, D. Jackson, and W. Gurtner, Southern California permanent GPS geodetic array: Continuous measurements of regional crustal deformation, J. Geophys. Res., 102, 18,013-18,033, 1997.

45. Shen, Z., D. Dong, T. Herring, K. Hudnut, D. Jackson, R. King, S. McClusky, and L. Sung, Crustal deformation measured in Southern California, EOS Trans., American Geophysical Union, 79, 477,482 , 1997.

46. Dickey, J. O., C. R. Bentley, R. Bilham, J. A. Carton, R. J. Eanes, T. A. Herring, W. M. Kaula, G. S. E. Lagerloef, S. Rojstaczer, W. H. F. Smith, H. M. van den Dool, J. M. Wahr, and M. T. Zuber, Satellite Gravity: Insights into the solid Earth and its fluid envelope, EOS Trans., American Geophysical Union, 79, 237, 242-243, 1998.

47. Dong D., T. A. Herring, and R. W. King, Estimating Regional Deformation from a Combination of Space and Terrestrial Geodetic Data, J. Geodesy, 72, 200-214, 1998.

48. Herring, T. A., Geodetic Applications of GPS, Proceedings of the IEEE, 87, 1, 92-110, 1999.

49. Rothacher. M, G. Beutler, T. A. Herring, and R. Weber, Estimation of Nutations using the Global Positioning System, J. Geophys. Res., 104, 4835-4860, 1999.

50. T. A. Herring, You are Here, Science Spectra, 18, 36-47, 1999.

3. Proceedings in Refereed Conferences

1. Herring, T. A., B. E. Corey, I. I. Shapiro, A. E. E. Rogers, A. R. Whitney, T. A. Clark, C. A. Knight, C. Ma, J. W. Ryan, B. R. Schupler, N. R. Vandenberg, G. Elgered, G. Lundqvist, B. O. Ronnang, J. Campbell, and P. Richards, Determination of tidal parameters from VLBI observations, Proceedings of the Ninth International Symposium on Earth tides, E. Schweizerbart'sche Verlagsbuchhandlung, Stuttgart, 205-211, 1982.

2. Bartel, N., M. I. Ratner, I.I. Shapiro, T. A. Herring, B. E. Corey, Proper motion of components of the quasar 3C 345, in VLBI and Compact Radio Sources, R. Fanti et al. (eds), 113-116, 1984.

3. Herring, T. A., C. R. Gwinn, B. A. Buffett, and I. I. Shapiro, Bound on the amplitude of the Earth's free core-nutation, Proceedings of IAU Symposium No. 128, The Earth's rotation and Reference frame for geodesy and geodynamics, A. K. Babcock and G. A. Wilkins (eds.), Reidel, Dordrecht, 293-299, 1988

4. Davis, J. L., T. A. Herring, and I. I. Shapiro, Geodesy by radio interferometry: 1-2 part-per-billion precision for transcontinental baselines, Proceedings of IAU Symposium No. 129, The Impact of VLBI on Astrophysics and Geophysics, M. Reid and J. M. Moran (eds.), Reidel, Dordrecht, 367-368, 1988.

5. Elgered, G., J. L. Davis, T. A. Herring, and I. I. Shapiro, Methods of correction for the ``wet'' atmosphere in estimating baseline lengths from VLBI, Proceedings of IAU Symposium No. 129, The Impact of VLBI on Astrophysics and Geophysics, M. Reid and J. M. Moran (eds.), Reidel, Dordrecht, 543-544, 1988.

6. Herring, T. A., VLBI studies on the nutations of the Earth, Proceedings of IAU Symposium No. 129, The Impact of VLBI on Astrophysics and Geophysics, M. Reid and J. M. Moran (eds.), Reidel, Dordrecht, 371-376, 1988.

7. Herring, T. A., Blowing in the wind, Nature, News and Views, 334, 102, 1988.

8. Herring, T. A., and R. W. King, Report of the Chapman conference on GPS measurements for geodynamics, EOS Trans. Am. Geophys. Union, 71, 1819 (1824), 1990.

9. Herring, T. A., The ZMOA-1990 nutation series, in Proceedings of IAU colloquium No. 127, Reference Systems, US Naval Observatory, Washington. D.C., 157-166, 1991.

10. Herring, T. A., and D. Dong, Current and future accuracy of Earth rotation measurements, in Proceedings of the Chapman conference on Geodetic VLBI: Monitoring Global Change, NOAA Technical Report NOS 137 NGS 49, W. E. Carter (Ed.), 306-324, 1991.

11. Herring, T. A., Modeling Atmospheric delays in the analysis of space geodetic data, in Proceedings of Refraction of Transatmospheric signals in Geodesy, eds. J. C. De Munck and T. A. Th.Spoelstra, Netherlands Geodetic Commission Publications on Geodesy, 36, 157-164, 1992.

12. Herring, T. A., Diurnal and semidiurnal variations in Earth rotation, in Advances in Space Research, 13, 11,281-11,290, Pergamom Press, New York, 1993.

13. Herring, T. A., An apriori model for the reduction of nutation observations: KSV1994.3 nutation series, Highlights of Astronomy, 10, 222-227, 1995.

14. Herring, T. A. and S. Shimada, Estimating Spatial Variations in Atmospheric Delays using GPS, Proceeding of the GPSMet conference, Tokyo, Japan, 1997.

4. Other Major Publications

1. Counselman, C. C., R. J. Cappallo, S. A. Gourevitch, R. L. Greenspan, T. A. Herring, R. W. King, A. E. E. Rogers, I. I. Shapiro, R. E. Snyder, D. H. Steinbrecher, A. R. Whitney, Accuracy of relative positioning by interferometry with GPS: Double-blind test results, Proceedings of the third international geodetic symposium on satellite Doppler positioning, DMA & NGS New Mexico State University, Vol. 2, 1983.

2. Herring, T. A., The precision and accuracy of intercontinental distance determinations using radio interferometry. Ph. D. Thesis, MIT, 1983. See also USAF Report AFGL-TR-84-0182.

3. Herring, T. A., C. R. Gwinn, and I. I. Shapiro, Geodesy by radio interferometry: corrections to the IAU 1980 nutation series, Proceedings of the MERIT/COTES meeting, ed. by I. Mueller, 307-325, 1985.

4. Herring, T. A., Very-long-baseline interferometry and its contributions to geodynamics, in Space Geodesy and Geodynamics, A.J. Anderson and A. Cazenave, eds., Academic Press, New York, 169-196, 1986.

5. Greene, B. A., and T. A. Herring, Multiple wavelength laser Ranging, to appear in Proceedings of the 6th international workshop on Laser ranging instrumentation, J. Garnebet, Ed., Antibes, France, 1986.

6. Herring, T. A., Corrections to the IAU 1980 nutation series, BIH Annual Report for 1987, Bureau International De L'Heure, Paris, D104-D106, 1988.

7. Elgered, G., J. L. Davis, T. A. Herring, and I. I. Shapiro, The effects of WVR data from Onsala on the repeatability of baseline length determination, Proceedings of the 6th Working group meeting on European VLBI for geodesy and astrometry, P. Tomasi, Ed., Consiglio Nazionale delle Ricerche, Instituto di Radioastronomia, Bologna, 95-98, 1988.

8. Herring, T. A., Short term dynamics of the Earth: precession and nutation, in The interdisciplinary role of space geodesy, I.I. Mueller and S. Zerbini (eds.), Springer-Verlag, Berlin, 14-17, 1989.

9. Herring, T. A., T. A., Clark, and A. E. E. Rogers, Very long baseline interferometry, in Solid Earth Sciences in the 1990's. Vol. 3. Measurement techniques and technology panel Report, 54-64, NASA TM 4256, 1991.

10. Herring, T. A., T. A., Clark, Other microwave techniques, in Solid Earth Sciences in the 1990's. Vol. 3. Measurement techniques and technology panel Report, 65-67, NASA TM4256, 1991.

11. Strange, W., R. Allenby, T. Herring, and M. Pearlman, Measurement validation and system integration, in Solid Earth Sciences in the 1990's. Vol. 3. Measurement techniques and technology panel Report, 78-82, NASA TM 4256, 1991.

12. Herring, T. A., and M. R. Pearlman, Future developments and Synergism of Space Geodetic Measurement techniques, Contributions of Space Geodesy to Geodynamics: Technology, Geodynamics Series, 25, 21-26, American Geophysical Union, Washington, 1993.

13. Rogers, A. E. E., R. J. Cappallo, B. E. Corey, H. F. Hinteregger, A. E. Niell, R. B. Phillips, D. L. Smythe, A. R. Whitney, T. A. Herring, J. M. Bosworth, T. A. Clark, C. Ma, J. W. Ryan, J. L. Davis, I. I. Shapiro, G. Elgered, K. Jaldehag, J. M. Johansson, B. O. Ronnang, W. E. Carter, J. R. Ray, D. S. Robertson, T. M. Eubanks, K. A. Kingham, R. C. Walker, W. E. Himwich, C. E. Kuehn, D. S. MacMillan, R. I. Potash, D. B. Shaffer, N. R. Vandenberg, J. C. Webber, R. L. Allshouse, B. R. Schupler, and D. Gordon, Improvements in the accuracy of Geodetic VLBI, Contributions of Space Geodesy to Geodynamics: Technology, Geodynamics Series, 25, 47-64, American Geophysical Union, Washington, 1993.

14. Herring, T. A., Earth, Motion of, MacMillan Encyclopedia of Earth Sciences, MacMillan Publishing Co., New York, Eds N. Barlow, D. Brandt, M. E. Kauffman, D. W., Mittlefehldt, B. J. Skinner, Vol. 1, 181-183, 1996.

15. Herring, T. A., Geodesy, McGraw-Hill Encyclopedia of Science and Technology, McGraw-Hill, Inc., New York, in press, 1994.

5. Internal Memoranda and Progress Reports

A number of reports have been written for the U.S. Air Force and NASA.

1. Herring, T. A., GLOBK: Global Kalman filter VLBI and GPS Analysis program, Vers 3.1, Massachusetts Institute of Technology, pp. 65, 1993.

2. Herring, T. A., GLOBK: Global Kalman filter VLBI and GPS Analysis program, Vers 4.1, Massachusetts Institute of Technology, pp.80, 1998.

6. Invited Lectures since 1989.

January 1989, ``Water Vapor Radiometry,'' National Radio Science Meeting, Boulder, Colorado.

December 1989, ``Comparison of Kalman filter estimates of zenith tropospheric path delays using the global positioning system and very long baseline interferometry,'' American Geophysical Union Meeting, San Francisco.

December 1989, ``Measurement technique and technology panel report,'' American Geophysical Union Meeting, San Francisco.

April 1990, ``Very Long Baseline Interferometry in the 1990s,'' European Geophysical Society Meeting, Copenhagen, Denmark.

May 1990, ``Tidal Displacements and the Determination of Short Period Earth Rotation Variations,'' American Geophysical Union Meeting, Baltimore.

December 1990, ``Geodetic Results from the October 1989 Extended R&D VLBI experiment,'' American Geophysical Union Meeting, San Francisco.

June 1991, `` Studies of High Frequency Earth Rotation Variations Using Very Long Baseline Interferometry,'' 1991 North American Radio Science Meeting and International IEEE/AP-S Symposium, London, Ontario.

August 1991, ``Space Geodetic Observations of the Rotation of the Earth and Their Dynamic Implications.,'' International Union of Geodesy and Geophysics Symposium on Dynamics of the Earth's Deep Interior and Earth Rotation, Vienna, Austria.

September 1991, ``Global Strain Rate Determination Using Very Long Baseline Interferometry,'' AGU Chapman Conference on Time Dependent Positioning: Modeling Crustal Deformation, Annapolis, Maryland.

April 1992, ``High Frequency Earth Rotation Measurements,'' European Geophysical Society Meeting, Edinburgh, United Kingdom.

May 1992, ``Modeling Atmospheric Delays in the Analysis of Space Geodetic Data'', Refraction of Transatmospheric Signals in Geodesy symposium, The Hague, Netherlands.

December 1992, ``Space Geodetic Studies of the Earth's Interior'' Birch Lecture, and ``Tidally coherent, diurnal and semidiurnal variations in the Rotation of the Earth'' American Geophysical Union Meeting, San Francisco.

February, 1993, ``Applications of GLOBK to the analysis of GPS data'', UCLA Department of Earth and Space Sciences, Los Angeles, California.

April, 1993, ``Atmospheric Gradients and Mapping Function Variations Measured with Very Long Baseline Interferometry'', Spring AGU Meeting, Baltimore, MD.

May, 1993, ``Effects of Selective Availability and Anti-spoofing on GPS data'', Ocean Sciences Board Meeting, Washington, DC.

June, 1993, ``Effects of GPS Security systems on precise navigation'', Environmental Task Force sub-committee Meeting, Boulder, CO.

October, 1993, ``Accuracy of Global Positioning System studies of active tectonics'', GSA Annual Meeting, Boston, MA.

December, 1993, ``Global Positioning System studies of active tectonics'', Fall AGU meeting San Francisco, CA.

March, 1994, ``Why can't we see the free nutations of the Earth's fluid core?'' Department of Physics, University of Toronto, Canada.

March, 1994, ``Diurnal and Semidiurnal Earth rotation variations'', IERS and IGS Workshops, Paris, France.

July, 1994, ``An apriori model for the reduction of nutation observations: KSV_1994.2 Nutation Series'' IAU Meeting, The Hague, The Netherlands.

December, 1994, ``VLBI Measurements of contemporary plate motions'', Fall AGU meeting San Francisco, CA.

December, 1994, ``Combined global VLBI and GPS Reference frames'', Fall AGU meeting, San Francisco, CA.

July, 1995, ``Observability of Inner core parameters with nutation observations'', IUGG Meeting, Boulder, CO.

December, 1995, ``Developments in Earth rotation measurements'', Fall AGU meeting, San Francisco, CA.

March, 1996, ``Geodetic measurements of Plate motions'', National Geology Teachers Association Annual Meeting, Boston, MA.

March 1996, ``Diurnal and Semidiurnal Earth Rotation variations'', International GPS Workshop, Silver Spring, MD.

March 1996, ``Transfer of GPS from research to applications'', NAS President's Circle Basic Science Initiative Meeting, Irvine, CA.

April 1996, ``Applications of the Global Positioning System'', American Physical Society Annual Meeting, Boston, MA

May 1996, ``Correlated noise processes in VLBI and GPS Measurements'', Spring AGU Meeting, Baltimore, MD.

July 1996, ``Measurements of global dynamics'', Department of Geomatic Engineering, University of New South Wales, Sydney, Australia.

July 1996, ``Geodetic Studies of the Inner and Outer Core'', Western Pacific Geophysics Meeting, Brisbane, Australia.

July 1996, ``Quasi-rigorous combinations of Space Geodetic measurements'', Western Pacific Geophysics Meeting, Brisbane, Australia.

September 1996,''Applications of GPS for Precise Positioning'', Massachusetts Association of Land Surveyors and Civil Engineers, Inc., Westorough, MA.

October 1996, ``Principles of GPS'', Bulgarian Academy of Sciences, Sofia, Bulgaria.

October 1996, ``Tectonics of Central Asia'', University of Indiana, Physics Department, Indiana.

December 1996, ``Deformations of the Solid-Earth Induced by Variations in Ocean Bottom Pressure'', Fall AGU Meeting, San Francisco, CA.

June 1997, ``Combination of Space Geodetic Measurements'', Deutsches Geodatisches ForchungsInsitute, Munich, Germany

August 1997, ``Corrections to the IAU80 precession and nutations'', IAU meeting, Kyoto, Japan.

September 1997, ``Estimating Spatial Variations in Atmospheric Delays using GPS'', GPS Met conference, Tokyo, Japan.

October 1997, ``Geophysical Applications of GPS'', Amherst, University of Massachusetts.

November 1997, ``Applications of GPS'', Boston College, Boston.

December 1997, ``Center of Mass Variations measured with GPS'', Fall AGU Meeting, San Francisco, CA.

February 1998, ``Space-based geodesy'', Space-based Geosciences Seminar, University of Texas, Austin.

March 1998, ``Global Positioning System'', Knights Fellow Seminar, MIT.

March 1998, ``Precession and nutations of the Earth'', U.S. Naval Observatory, Washington, DC.

March 1998, ``Applications of GLOBK: A Global Geodetic Kalman Filter'', Tsukuba, Japan.

April 1998, ``Measuring Deformations with the GPS'', Department of Physics Seminar, RPI, Troy, New York.

June 1998, ``Atmospheric and Ionospheric Effects on GPS'', White House Weekly meeting on the Future Trends in GPS, Washington, DC.

October 1998, ``Geodetic Measurements of Earth Dynamics'', Geodetic Week, Kaiserslautern, Germany

December 1998, ``Research Opportunities in Geodesy'', Fall AGU Meeting, San Francisco, CA.

December 1998, ``Global Plate Motions'', Fall AGU Meeting, San Francisco, CA.

January 1999, ``Combinations of Space Geodetic Measurements'', GEMSTONE Meeting, Tokyo, Japan.