PSI researchers from around the world gathered in Tucson Aug. 17-19 for the group’s annual retreat held at the Westward Look Resort and PSI Headquarters. Scientific presentations, socializing and meeting new and old friends were all part of the event.
Above, PSI Director Mark Sykes tells the assembled scientists and administrative staff about the Institute’s continued growth.
Below, Postdoctoral Research Scientist Isaac Smith discusses what’s stored in the polar caps on Mars, focusing on a record of recent climate and flowing CO2 glaciers.


Above, Vicki Hansen and David Crown chat during a reception held prior to the dinner at the Arizona Inn.
Below, David Grinspoon, Joe Spitale, Maria Banks and Sarah Sutton chat at the reception prior to dinner at the Arizona Inn.

Below, Sponsored Projects Manager Kelly Yoder, who was honored for her 20 years of service at PSI, chats with Senior Scientist Tom Prettyman.
