Spring Ski Trip 2001: group photo (Keystone). 
From left: Casey Carney, Christine Hrenya, 
Brent Rice, Steven Dahl, Jennifer Walsh, Mike Weber.

Spring Ski Trip 2001: taking a break. 
Back to front: Brent Rice, Steven Dahl, 
Casey Carney, Jennifer Walsh.

High School Honors Institute 2001: Brent Rice teaching about 
the peculiar behaviors of granular materials.

High School Honors Institute 2001: Mike Weber teaching 
students about the fundamentals of particle collisions.

Group BBQ 2001: research themed pies (made by Christine).
Note clustering/cohesive phenomena in pie at left and 
polydispersity in the pie on the right.