Pan Rongshi, Visiting Scientist, Shanghai Observatory. "Main- 

 taining the Geodetic VLBI Archive and Providing Data 

 Analysis Support to the Geodesy Group," with James 

 Davis, from July I, 1992 to December 31, 1992. 



Adrian Rovero, Predoctoral Fellow, University of Buenos 

 Aires. "Gamma Ray Group Researching in High Energy 

 Astrophysics," with Trevor Weekes, from October 1, 1991 to 

 September 30, 1992. 



Wei-Hock Soon, Visiting Scientist, University of Southern 

 California. "The Brightness and Magnetic Activity Varia- 

 tions of Solar-type and Related Lower-main-sequence 

 Stars," with Sallie Baliunas, from October 1, 1991 to July 31, 

 1992. 



Philip Standi, Predoctoral Fellow, Old Dominion University. 

 "Strong Magnetic Field Effects on Stellar Spectra with Ap- 

 plications to White Dwarfs," with Alexander Dalgarno, 

 from August 1, 1992 to July 31, 1993. 



James R. Voelkel, Predoctoral Fellow, Indiana University. 

 "The Development and Reception of Kepler's Physical 

 Astronomy," with Owen Gingerich, from September I, 

 1992 to August 31, 1993. 



Xiazhou Yang, Visiting Student, University of Tennessee. 

 "The Photoabsorption Spectrum Near Threshold of 

 Hydrogen in a Magnetic Field," with A. Dalgarno, from 

 January 1, 1992 to May 31, 1992. 



Insu Yi, Postdoctoral Fellow, University of Texas, Austin. 

 "Cosmological Density Perturbations in Accretion Disks in 

 Compact Objects," with Alastair Cameron, from Septem- 

 ber 1, 1992 to August 31, 1994. 



Smithsonian Environmental 

 Research Center 



Shuping Bi, Postdoctoral Fellow, Nanjing University, P.R. 

 China. "Electrochemical Analysis of the Concentration and 

 Form of Aluminum in Soil Water and Stream Water," with 

 David Correll, from January 15, 1992 to January 31, 1993. 



Janet M. Coffee, Graduate Student Fellow, University of 

 Texas, Austin. "Computer Simulation Modeling Investigat- 

 ing the Effects of Land Uses on Nitrogen Discharges from 

 Agricultural Watersheds," with Donald E. Weller, from 

 June 1, 1992 to September 18, 1992. 



Joseph Dineen, Jr., Postdoctoral Fellow, University of 

 Maryland. "Larval Settlement Relative to Distribution of 

 Three Species of Balanus in Chesapeake Bay," with Anson 

 Hines, from October 15, 1991 to October 14, 1992. 



Dieter M. Ebert, Short-term Fellow, Universitat Basel. 

 "Division of Labour in the Social Spider Anelosimus ex- 

 imus," with Donald Windsor, from December 1, 1991 to 

 February 29, 1992. 



Paul J. Gier, Short-term Fellow, University of California, 

 ULCA. "Mate Choice and Reproductive Success in 



Ctenosaura similis," with A. Stanley Rand, from December 

 I, 1991 to February 29, 1992. 



Edwin Grosholz, Postdoctoral Fellow, University of Califor- 

 nia, Berkeley. "The Influence of Host Genotype and Spatial 

 Distribution on Patterns of Larval Trematode Infection in a 

 Brooding Bivalve," with Gregory Ruiz, from January 15, 

 1992 to January 14, 1993. 



William B. Jaeckle, Postdoctoral Fellow, University of 



Southern California. "The Influence of Larval Growth, Me- 

 tabolism, Differentiation, and Length of Larval Life on 

 Growth and Survivorship of Juvenile Macoma Mitchelli," 

 with Anson Hines, from September 1, 1992 to August 31, 



1993- 



Matthew B.Jones, Short-term Fellow, University of Florida. 

 "Effects of Seed Predation on Adult Abundance in a Tropi- 

 cal Herb," with Joseph Wright, from May 13, 1992 to July 

 28, 1992. 



Daniel K. Niven, Predoctoral Fellow, University of Illinois. 

 "The Consequences of Habitat Selection for the Demog- 

 raphy of a Neotropical Avian Migrant," with James Lynch, 

 from June 1, 1992 to May 31, 1993. 



Catherine C. Robb, Short-term Fellow, University of Connec- 

 ticut. "Physiological Constraints on Calling Activity in 

 Neotropical Frogs," with Stanley A. Rand, from April 20, 

 1992 to July 20, 1992. 



Guy B. Thompson, Postdoctoral Fellow, Cambridge Univer- 

 sity. "More Indirect Effects of CO2 on Salt Marsh Plant 

 Jungi and Insects and Decomposers," with Bert Drake, 

 from July 1, 1992 to June 30, 1993. 

 John E. Tobin, Short-term Fellow, Harvard University. "Diver- 

 sity, Community Structure, and Energetics in a Neotropi- 

 cal Rainforest Canopy Ant Assemblage," with Donald 

 Winsor, from July 1, 1992 to September 30, 1992. 

 Jacques White, Postdoctoral Fellow, University of 

 Maryland. "Seasonal Variability in Trophic Level Ex- 

 ploitation by Estuarine Zooplankton," with D. Wayne 

 Coats and Charles L. Gallegos, from November 1, 1991 to 

 January 31, 1993. 



Smithsonian Archives 



Patricia A. Moore, Graduate Student Fellow, University of 

 California, Los Angeles. "The Intersection of Gender, 

 Region, and Discipline: Scientific Promotion Systems 

 Among Women Botanists in California, 1880-1940," with 

 Pamela Henson, from September 29, 1992 to December 8, 

 1992. 



Edward H. Smith, Senior Postdoctoral Fellow, Cornell 

 University. "Biography of Charles Valentine Riley," with 

 Pamela M. Henson, from August 1, 19922 to Octobet 31, 

 1992. 



4" 



