The Robotics Institute, Carnegie Mellon University (2007-2008).

College of Information Sciences and Technology, Penn State University.

Department of Computer Science and Engineering, (graduate faculty), Penn State University.

Integrative Biosciences Program, Penn State University.

Analytic Number Theory and Quantum Chaos Group, Minnsota Supercomputing Institute.

Global Memory Net, an NSF-funded Project.

EU/DELOS-US/NSF Working Group on Digital Imagery for Significant Cultural and Historical Materials (photos).

Harvard/NSF/Mellon Panel Meeting on Digital Imagery for Works of Art.

National Academies Panel on Tools and Strategies for Protecting Kids from Pornography and Their Applicability to Other Inappropriate Internet Content