The Gleissberg Lab in Fall 2010 at the Snowville Creamery: Oriane Hidalgo, Avery Tucker, Alastair Plant, Stefan Gleissberg, Celeste Taylor, Conny Bartholmes, Ismael Sánchez.

In October 2008, on a train to Robbins Crossing:
Conny Bartholmes, Thomas Ingram, Clare Bruggeman, Anandi Bhattacharya, Oriane Hidalgo

In November 2007, on the OU campus:
SG, Angelika Stammler, Conny Bartholmes, Clare Bruggeman, Sara Wreath

In July 2002, at the Botanical Garden in Mainz:
Andrea Busch, SG, Edwin P. Groot