PEN I • February 2001 • Nashville, TN
Guests: Susan Fitzpatrick (McDonnell Foundation), Chuck Nelson, Jon Kaas (Vanderbilt)

 

PEN II • June 2001 • Glasgow, Scotland
Guests: Philippe Schyns, Mike Burton, Koen Lamberts, Frank Pollick, Stefan Schwinberger, Frederic Gosselin
 

PEN III • November 2001 • Providence, RI
Guests: Francesca Simion (Universita di Padova), Viola Macchi Cassia (Universita di Milano-Bicocca)

 

PEN IV • April 2002 • Napa Valley, CA 
Guests: Valerie Goffaux (Universite Catholique de Louain), Mike Dixon (Univ of Waterloo)

 

PEN V • July 2002 • Victoria, BC
Guests: Roberto Caldara (Geneva), Allison Sekuler (McMaster Univ)

 

PEN VI • February 2003 • Boulder, CO
Guests: Yuko Munakata (Univ of Colorado, Boulder), Tom Palmeri (Vanderbilt Univ)

 

Modeling Workshop • March 2003 • Nashville, TN

 

PEN VII • July 2003 • Cape Cod, MA
Guests: Bruce McCandliss (Sackler Institute), Bosco Tjan (UCLA)

 

PEN VIII • January 2004 • Nashville, TN
Guests: Dan Levin (Vanderbilt Univ), Robert Goldstone (Indiana Univ)

 

PEN IX • October 2004 • San Diego, CA
Guests: Shlomo Bentin (Hebrew Univ, Jerusalem), Kang Lee (UCSD)

 

PEN X • April 2005 • Pittsburgh, PA
Guests: Uri Hasson (New York Univ), Marcel Just (Carnegie Mellon Univ)

PEN XI • October 2005 • Montreal, QC
Guests: Avi Chaudhuri (McGill Univ), Javid Sadr (Harvard Univ)

 

PEN XII • May 2006 • Sarasota, F
Virginia de Sa (UCSD), Alex Petrov (Univ of Colorado, Boulder)

 

PEN XIII • October 2006 • Tuscon, AZ
Guests: Mary Peterson (Univ of Arizona), Dan Kersten (Univ of Minnesota)

 

PEN XIV • April 2007 • New Haven, CT
Marvin Chun (Yale), Michael Frank (Univ of Arizona), Javier Movellan (UCSD), Andrea Chiba (UCSD)

PEN XV • October 2007 • Cambridge, MA
Mahzarin Banaji (Harvard Univ), Marc Hauser (Harvard Univ),
Paul Ruvolo (UCSD), Leanne Chukoskie (Salk Institute)

PEN XVI  • May 2008  • Banff, AB
Brad Love (Univ of Texas, Austin), Jim DiCarlo (MIT)

 

PEN XVII • October 2008 • Chicago, IL

Maximillian Riesenhuber (Georgetown Univ), Kalani Grill-Spector (Stanford Univ)

 

PEN XVIII • June 2009 •  Banff, AB

Haline Schendan (Tufts University), David Plaut (Carnegie-Mellon University)

 

PEN XIX • October 2009 • Pittsburgh, PA

Lori Holt (Carnegie-Mellon University), Moshe Bar (Harvard)