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PSI Staff Directory

Staff Photo

PSI members at retreat, left to right, Front Row (seated): Georgiana Kramer & Gozer, Amber Grav, Tommy Grav and son Ragnar (2), Sarah Sonnett and daughter Djuna (4), Eva Lilly with Elizabeth (3), Xiao-Duan Zou and daughter Peggy (4). 2nd Row: Mark Sykes, Susie Murph, Elisabeth Adams, Emilie Royer, Candy Hansen (seated), Dorothy Oehler (seated), Amanda Hendrix (seated), Kristina Lopez (seated), Sanlyn Buxner, Kelly Yoder, Kimberly Foote. 3rd Row: Amanda Sickafoose, Oz Pathare, Bea Mueller, Dan Berman, Bruce Barnett, Darby Dyar. 4th Row: Bill Feldman, Chun Wu, Amara Graps. 5th Row: David Hornisher, Jim Richardson, Jr. , Joe Spitale, Thea Cañizo. 6th Row: Jesse Stone, Gavin Nelson, Frank Chuang, Hanna Sizemore, Cindy Little,Henry Hsieh, Roger Clark. 7th Row: Sam Courville, Neil Pearson, Liz Jensen, Steve Clifford. 8th Row: Steve Wood, John Weirich, Yuki Yamashita. 9th Row: Stu Weidenschilling, Than Putzig, Norbert Schorghofer. 10th Row: Alan Fischer, Gareth Morgan, Kevin Webster, Lauren Giebler. 11th Row: Bob Nelson, Oleg Abramov, Eric Palmer, Alexis Rodriguez. Left Balcony: Stephen Scheidt, Scott Mest, Mike Drum, Matt Perry, Dianne Janis, Chris Holmberg, Zach Bain, Annie Wilson, Pamela Gay, Larry Lebofsky, Jeff Morgenthaler, Tom Prettyman, Bryan Travis. Right Balcony: Terrill Yuhas, Julianne Herrera, Ed Jackson (crouching), Maui Balistreri (crouching), Nick Ambrose, Dave Vaniman, Nalin Samarasinha, Ed Tedesco, Patricia Craig, Deborah Domingue, Jeff Kargel, Gretchen Benedix, Pasquale Tricarico, Faith Vilas, and Linda Rueger. Photograph by Gil Esquerdo.

NOTE: An asterisk (*) after a name denotes that an asteroid has been named in their honor. Click on the asterisk to view full details of the designation.

Name Title Location
pathare's picture
Dr. Asmin Pathare
Senior Scientist Los Angeles, CA
apatthoff's picture
Dr. D. Alex Patthoff
Associate Research Scientist La Habra Heights, CA
npearson's picture
Neil Pearson
Laboratory Technician Tucson, AZ
apelphrey's picture
Ally Pelphrey
Communication Specialist Atlanta, GA
mperry's picture
Matthew Perry
Research Associate Lakewood, CO
cpieters's picture
Dr. Carle Pieters
Senior Scientist Santa Fe, NM
platz's picture
Dr. Thomas Platz
Senior Research Associate Potsdam, Germany
spotter's picture
Sam Potter
Research Assistant Burtonsville, MD
prettyman's picture
Dr. Thomas Prettyman
Senior Scientist Los Ranchos, NM
kprimm's picture
Dr. Katie Primm
Research Scientist San Diego, CA
than's picture
Dr. Nathaniel Putzig
Senior Scientist Lakewood, CO
rathbun's picture
Dr. Julie Rathbun
Senior Scientist Ithaca, NY
reedy's picture
Dr. Robert Reedy
Senior Scientist Emeritus Los Alamos, NM
rice's picture
Dr. Jim Rice
Senior Scientist Scottsdale, AZ
mrichardson's picture
Dr. Matthew Richardson
Postdoctoral Research Scientist Clarksville, TN
jerichardsonjr's picture
Dr. James E. Richardson Jr.
Senior Scientist South Bend, IN
alexis's picture
Dr. Alexis Palmero Rodriguez
Senior Scientist Tucson, AZ
trogers's picture
Dr. Tamara Rogers
Senior Scientist Newcastle, United Kingdom
emilieroyer's picture
Dr. Emilie Royer
Research Scientist La Puente, CA
rueger's picture
Linda Rueger
Human Resources Manager Tucson, AZ
arussell's picture
Aaron Russell
Research Assistant Lakewood, CO
nalin's picture
Dr. Nalin Samarasinha
Senior Scientist Tucson, AZ
jsanchez's picture
Dr. Juan Sanchez
Associate Research Scientist Tucson, AZ
sscheidt's picture
Dr. Stephen Scheidt
Associate Research Scientist Odenton, MD
nschorghofer's picture
Dr. Norbert Schorghofer
Senior Scientist Honolulu, HI
jshiner's picture
Jessalyn Shiner
Research Assistant, Jr. Springfield, VA
asickafoose's picture
Dr. Amanda Sickafoose
Senior Scientist Cape Town, South Africa
msiegler's picture
Dr. Matt Siegler
Research Scientist Dallas, TX
sizemore's picture
Dr. Hanna Sizemore
Senior Scientist Marlinton, WV
ecsklute's picture
Dr. Elizabeth Sklute
Research Scientist Granby, MA
ibsmith's picture
Dr. Isaac B. Smith
Research Scientist Ontario, Canada
lsollitt's picture
Dr. Luke Sollitt
Senior Scientist Mt. Pleasant, SC
ssonnett's picture
Dr. Sarah Sonnett
Research Scientist Mt. Pleasant, SC
jnspitale's picture
Dr. Joe Spitale
Senior Scientist Tucson, AZ
staid's picture
Dr. Matthew Staid
Senior Scientist Angwin, CA
jsteckloff's picture
Dr. Jordan Steckloff
Research Scientist Whitmore Lake, MI
csteven's picture
Dr. Cody Steven
Postdoctoral Research Scientist Moscow, ID
jstone's picture
Jesse Stone
Software Developer Tucson, AZ
sykes's picture
Dr. Mark Sykes
PSI CEO & Director Tucson, AZ
stan's picture
Dr. Sugata Tan
Senior Scientist Laramie, WY
eft's picture
Dr. Ed Tedesco
Senior Scientist Los Lunas, NM
athompson's picture
Alexander Thompson
Computer Operator/Programmer Tucson, AZ
mthomsen's picture
Dr. Michelle Thomsen
Senior Scientist Emeritus Los Alamos, NM
mtigges's picture
Mattie Tigges
Research Assistant, Junior Tucson, AZ
rltokar's picture
Dr. Robert Tokar
Senior Scientist Santa Fe, NM
btravis's picture
Dr. Bryan Travis
Senior Scientist Los Alamos, NM
dvaniman's picture
Dr. David Vaniman
Senior Scientist Sacramento, CA
fvilas's picture
Dr. Faith Vilas
Senior Scientist Seabrook, TX
swallace's picture
Sydney Wallace
Research Assistant Hadley, MA
rclegg-watkins's picture
Dr. Ryan Clegg Watkins
Research Scientist St. Louis, MO


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