2017: Hannah Jarman
2016: Keilin Janhke
2015: Kenny Long
2014: Reshmina Williams
2013: Greg Damhorst
2012: Holly Curia
2011: Davide Motta & Jisoo Hyun
2010: Rakesh Kumar Gopchandani
2009: Iva Yankova
2008: Ellen Schenk
2007: Young Jae Lee
2006: Felix Autenrie
2005: Batamaka Some
2004: Andres Fernandez
2003: Michael Bullerman & Carlos Suarez
2002: Ruxandra Costescu
2001: Ivan Fietl
2000: Saravan Rjendran
1999: Rebecca Mladic
1998: Delphine Mei
1997: Ashish Deb Roy
1996: Eugene Yeo
1995: Jocelyn Chong
1994: Leslie Hammersmith
1993: Consoiata Kabonesa
1992: Sufen Lai
1991: Larraine Harricombe
1990: Jackie Buckley
1989: Lawrence Brown 
2017: Monica Saavedra
2016: Jacob Ferruzzi and Sana Singh
2015: Amanda Hwu
2014: Tyler Rotche
2013: Matt Rundquist
2012: Kenneth Long and Shikhank Sharma
2011: Jesse Hoyt
2010: Virginia Byrne and Amy Allen
2009: Jackie Wincek and Rose Yaguchi
2008: Ellen Dahlke and Becky Robinson
2007: Abbey Delgadillo and Rachel White-Domain
2006: Paul Heiberger
2005: Ashley Peterson
2004: Nick Fleege and Danielle Schumacher
2003:  Danielle Marino and Jennifer Walling
2002: Ellie Kron and Jennifer Walling
2001: Erin Krejci
2000: Frank Hassler and Jon Dolle
1998: Rosemarie Stremlau
1997: Joanne Vokoun and Kate Douglas
1996: Ebrahim Patel and Yvette J. Gatilao
1995: Monique Norington
1994: Doug Chien
1993: Abbigail Illenberger and Chirag Mehta
1992: Edith Buhs
1991: Joseph Chamley
2017: Ann-Perry Witmer
2016: Ann Abbott
2015: Stacy Harwood
2014: Ross Wantland
2013: Rebecca Ginsburg
2012: Brian Deal
2011: Amy Sponsler
2010: Bruce Litchfield
2009: James Treat
2008: Anton G. Endress
2007: Carlton Mills
2006: Dan Larson & Greg Goodale
2005: Stephen Hartnett
2004: Belden Fields
2003:  Rev. Karen Bush
2002: Robert McKim
2001: Reverend Hallett
2000: Jim Holiman
1999: Claire Szoke
1998: Robert Silverman
1997: Shirley Stillinger
1996: Rev. Jack Reiffer
1995: Ken Reardon
1994: Patricia Morey
1993: Esther Patt
1992: Imani Bazzell
1991: Steve Shoemaker
1990: Bruce Larson
1989: Carol Livingston
1988: Robert Bohl
2017: Julia Kellman
2016: Kimball Anderson
2015: Jack Lavin
2014: John C. and Diane Marlin
2013: James Young
2012: Jennifer Walling
2011: Edith Buhs
2010: Tom Abram
2009: Michael Hamblet
2008: Jerry Glashagel
2007: James D. Montgomery
2006:  Jim Hinterlong
2005:  Hugh Tyndall
2004:  Scott Herrick
2003:  Lawrence N. Hansen
2002:  none
2001:  Rebecca Crummey
2000:  Harold “Hank” Hannah
1999:  Jack Patterson
1998:  Richard L. Hutchison
1997:  Philip H. Martin
2017: Ricardo Diaz and Lorenzo Grego
2016: Ruta Rauber, Benjamin Daniels and Catherine Kemp
2015: Mauricio Salinas and Nate Lawrence
2014: Lorenzo Macedo and Sally Feng
2013: Geoff Merritt and Allie Wojtowicz|
2012: Lucia Maldonado, Grace Kyung, and Laura Frasz
2011: Adrienne Harris, Rebecca Long, and Martha Webber
2017: Molly (MJ) Altman
2017: Alternative Seasonal Break
2016: Students for Environmental ConcernS
2015: Prison Justice Project
2014: The Green Observer
2012: The Green Observer
2011: La Colectiva
2010: Students for Environmental ConcernS