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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
eldar's picture
Dr. Eldar Noe Dobrea
Senior Scientist CA
obrien's picture
Dr. David OBrien
Senior Scientist AZ
doehler's picture
Dr. Dorothy Oehler
Senior Scientist TX
elaine's picture
Elaine Owens
Proposal Support AZ
epalmer's picture
Dr. Eric Palmer
Senior Scientist AZ
pathare's picture
Dr. Asmin Pathare
Senior Scientist CA
apatthoff's picture
Dr. D. Alex Patthoff
Associate Research Scientist CA
npearson's picture
Neil Pearson
Laboratory Technician AZ
apelphrey's picture
Ally Pelphrey
Communication Specialist PA
mperry's picture
Matthew Perry
Senior Research Associate CO
cpieters's picture
Dr. Carle Pieters
Senior Scientist NM
prettyman's picture
Dr. Thomas Prettyman
Senior Scientist NM
kprimm's picture
Dr. Katie Primm
Research Scientist CA
than's picture
Dr. Nathaniel Putzig
Senior Scientist CO
rathbun's picture
Dr. Julie Rathbun
Senior Scientist NY
reedy's picture
Dr. Robert Reedy
Senior Scientist Emeritus NM
rice's picture
Dr. Jim Rice
Senior Scientist AZ
mrichardson's picture
Dr. Matthew Richardson
Postdoctoral Research Scientist TN
jerichardsonjr's picture
Dr. James E. Richardson Jr.
Senior Scientist IN
srobinson's picture
Scott Robinson
Senior Research Associate NM
alexis's picture
Dr. Alexis Palmero Rodriguez
Senior Scientist AZ
trogers's picture
Dr. Tamara Rogers
Senior Scientist AZ
emilieroyer's picture
Dr. Emilie Royer
Senior Scientist CA
rueger's picture
Linda Rueger
Human Resources Manager AZ
arussell's picture
Aaron Russell
Research Associate CO
mrussell's picture
Megan Russell
Research Associate CO
nalin's picture
Dr. Nalin Samarasinha
Senior Scientist AZ
jsanchez's picture
Dr. Juan Sanchez
Associate Research Scientist AZ
asavcheva's picture
Dr. Antonia Savcheva
Research Scientist MA
sscheidt's picture
Dr. Stephen Scheidt
Associate Research Scientist MD
nschorghofer's picture
Dr. Norbert Schorghofer
Senior Scientist HI
srs's picture
Dr. Stephen Schwartz
Research Scientist FL
asickafoose's picture
Dr. Amanda Sickafoose
Senior Scientist South Africa
msiegler's picture
Dr. Matt Siegler
Senior Scientist TX
sizemore's picture
Dr. Hanna Sizemore
Senior Scientist WV
rskarbek's picture
Dr. Rob Skarbek
Research Scientist NY
ecsklute's picture
Dr. Elizabeth Sklute
Research Scientist MA
ibsmith's picture
Dr. Isaac B. Smith
Research Scientist CO
zsmith's picture
Zach Smith
Research Assistant SC
lsollitt's picture
Dr. Luke Sollitt
Senior Scientist SC
ssonnett's picture
Dr. Sarah Sonnett
Research Scientist SC
staid's picture
Dr. Matthew Staid
Senior Scientist CA
jsteckloff's picture
Dr. Jordan Steckloff
Research Scientist MI
csteven's picture
Dr. Cody Steven
Postdoctoral Research Scientist ID
jstone's picture
Jesse Stone
Software Developer AZ
sykes's picture
Dr. Mark Sykes
PSI CEO & Director AZ
stan's picture
Dr. Sugata Tan
Senior Scientist WY
eft's picture
Dr. Ed Tedesco
Senior Scientist NM
mthomsen's picture
Dr. Michelle Thomsen
Senior Scientist Emeritus NM
rltokar's picture
Dr. Robert Tokar
Senior Scientist NM


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