Membership
GSA Honors these 25-Year Members
NOTE: List shows only members reaching their anniversary this year (2009).
Fellows are shown in bold.
| Jonathan M. Achuff | David D. Adams | Antenor M. Aleman | Clark R. Alexander |
| E. Calvin Alexander, Jr. | James F. Allan | Dr. Sungat Altis | Lee Amoroso |
| Thomas M. Anderson | Eve M. Arnold | James C. Ashleman | James K. Ashworth |
| Whitney J. Autin | Hannia Azuola Valls | Valerian Bachtadse | Dr. Jay L. Banner |
| Mary Jane Bartholomew | Paul J. Bartos | James S. Beard | Mark S. Beaufait |
| John W. Beck | Paul E. Belanger | Harvey E. Belkin | Dr. Jonathan H. Berg |
| Glenn W. Berger | Jack D. Beuthin | Marcia G. Bjornerud | Bruce N. Bjornstad |
| Timothy J. Bralower | Wendy D. Brindle | Prof. Daniel T. Britt | James G. Brophy |
| John P. Buchanan | Alan J. Busacca | Thomas A. Bush | Brian F. Butler |
| Dr. John O.D. Byrd | Thomas J. Calabrese | Debra S. Carey | Deborah J. Caskey |
| C. Page Chamberlain | Sambhu Chaudhuri | Douglas S. Cherkauer | Mr. V. Collins Chew |
| Yee-Ping Chia | B. Neil Church | Diane Clemens-Knott | Mr. Ronald J. Clendening |
| Mark Cloos | Walter K. Conrad | Brian J. Cooper | Peter Copeland |
| Bruce H. Corliss | Mr. Bert N. Corwin | Nicholas C. Crawford | David L. Cremeens |
| James H. Cullen | Donald W. Curran | Dr. John S. Davis | Paul L. Decker |
| Dr. James M. DeGraff | Richard J. Diecchio | Dr. Craig Dietsch | Robert J. Dineen |
| Joseph A. DiPietro | Patrick F. Dobson | Allan Donaldson | Arthur D. Donovan |
| R. Nowell Donovan | Ronald I. Dorn | Russell F. Dubiel | Ernest M. Duebendorfer |
| Steven R. Dunn | Dr. Christopher J. Eastoe | James O. Eckert | Maya Elrick |
| Ronald L. Erickson | Roy E. Ervin | Douglas H. Erwin | Steven P. Esling |
| James E. Evans | Timothy J. Fagan | Mark D. Feigenson | Jonathan D. Fernald |
| Benjamin A. Ferrill | David A. Ferrill | Richard H. Fifarek | Dr. Robert P. Fillmore |
| Carol Finn | Lydia K. Fox | Mark W. Frye | Lisa R. Gaddis |
| Susan Garcia | Anne F. Gardulski | John I. Garver | Dr. Susan L. Gawarecki, Ph.D. |
| Frank T. Gay | Terrence M. Gerlach | James A. Gibbs | John W. Gibson |
| Dr. Thomas E. Gill | Alan R. Gillespie | Ronald J. Goble | Steven A. Goldberg |
| Pamela J.W. Gore | John A. Grant | Garland A. Gray | Benjamin B. Greeley |
| John C. Greer | Jeffrey A. Grover | Thomas E. Guensburg | Edward A. Guinness |
| James W. Haggart | Dr. Debra L. Hanneman | Jerome B. Hansen | Kenneth C. Hardcastle |
| Jennifer W. Harden | Anthony L. Harris | Joseph H. Hartman | David M. Harwood |
| Terrance Haviland | Frederick R. Heck | Jean T. Heinecke | Janet S. Herman |
| James P. Hibbard | John J. Hickey | John C. Hilburn | Christopher L. Hill |
| Mary Louise Hill | Prof. Nils G. Holm | Norman B. Holst | Susan D. Hovorka |
| Curtis M. Hudak | Neil F. Hurley | Gino A. Irdi | Prof. Solomon A. Isiorho |
| Robert C. Jachens | Martin P. A. Jackson | David K. Jacobs | Claudia C. Johnson |
| Arthur H. Johnson | Robert J. Kalin | Robert E. Kell | Keith I. Kelson |
| Jeffrey A. Kirtland | Kenneth P. Kodama | Mary J. Kraus | Charles W. Kreitler |
| Joseph M. Kruger | Kenneth W. Kuehn | Diane E. Lane | Vincent T. Larsen |
| Thomas S. Latham | Daniel E. Lawson | Jeffrey Lee | Maureen P. Leshendok |
| Gordon S. Lister | Dr. Juan M. Lorenzo | John N. Louie | Frederick K. Lutgens |
| Matthew A. Mabey | Jerry F. Magloughlin | Cathryn Allen Manduca | Margaret T. Mangan |
| Keith O. Mann | Randall Marrett | Dr. Brian D. Marshall | Jonathan B. Martin |
| Steven R. May | Elizabeth A. McClellan | Michael McCurry | Mr. David L. McGee |
| E. Donald McKay | Dr. Donald F. McNeill | Jeff Meyer | M. Meghan Miller |
| Kula C. Misra | Gautam Mitra | Jeffrey M. Moore | Willard S. Moore |
| John W. Morse | Robert J. Moye | Emiliano Mutti | John E. Mylroie |
| H.S. Nance | Jay C. Nania | Dr. Wayne Narr | Peter G. Naumoff |
| Jay R. Neuhaus | Dr. Shlomo P. Neuman | Sandra G. Neuzil | Ms. Helen M. Nuckolls |
| Curtis Obi | Sharon B. OLoughlin | Erik E. Olsborg | Steven F. Olson |
| David A. Osleger | Don R. Owens | Elaine R. Padovani | Chris Paola |
| Randall W. Parkinson, PG | Mr. Larry Parmelee | Mr. Scott F. Perkins | William L. Power |
| Ricardo D. Presnell | Deborah A. Ragland | Wayne D. R. Ranney | Michael G. Rasmussen |
| Anne Raymond | Michael J. Retelle | Stephen G. Reuter | Robert E. Reynolds |
| Mr. William B. Rhoad | Thomas L. Rice | Scott Rice-Snow | Stephen M. Richard |
| Hugh J. Rieck | Arthur C. Riese | Patrick P. Riley | Sue M. Rimmer |
| James M. Robertson | Scott E. Robinson | Cyril G. Rodrigues | Edward Rogers |
| Mr. Andrew H. Rorick | Gar W. Rothwell | John Rowland, Ph.D. | Leigh H. Royden |
| Cassandra Runyon | Jeffrey G. Ryan | Masakatsu Sasada | Dr. Elizabeth R. Schermer |
| Jill S. Schneiderman | Christopher R. Scotese | Richard L. Sedlock | Bruce W. Selleck |
| Christine H. Siddoway | Donald I. Siegel | Stuart F. Simmons | Edward L. Simpson |
| Diana N. Solie | John F. Stamm | Jaye R. Stanley | Dr. Sigurdur Steinthorsson, Ph.D. |
| George E. Stewart | Dr. Gary E. Strathearn | Danny F. Stropes | Sally J. Sutton |
| Stephen T. Sutton | Samuel E. Swanson | David R. Swenson | Dr. Dennis A. Sylvia |
| John P. Szabo | Edward J. Tarbuck | Richard W. Teixeira | Ellen Thomas |
| Joel B. Thompson | John N. Thompson | Robert C. Thunell | Mr. Terry L. Tolan |
| Jonathan L. Tso | Mr. Alistair R. Turner | Joanne C. Turner | Takashi Uchida |
| Johan C. Varekamp | Ana G. Vargo | Jeffrey David Vervoort | Roland Vinx |
| Peter J. Vrolijk | Richard J. Walker | Dr. John S. Warren | Ronald J. Wasowski |
| David K. Watkins | Robert H. Webb | Dr. Steven I. Weiss | James T. Wells |
| Michael L. Wells | Thomas N. Westervelt | Lisa D. White | Pamela A. K. Wilkinson |
| Dale A. Winkler | Michael C. Wizevich | Alan B. Woodland | Sarah R. Volungis Woodland |
| Grant R. Woodwell | Richard M. Wooten | Tad B. Yancheski | Jay Reynolds Yett |
| Sung-Hyo Yun |
For further information please contact GSA Sales and Service at gsaservice@geosociety.org, or call +1.888.443.4472.