Undergrads complete PLAID weekend #3 Posted on January 27, 2015January 27, 2015 by Alpha Tau Omega - Gamma Zeta Chapter Jack Klues ’77, Chairman of our Board of Trustees shared this picture and the following comments from this weekend – ATO members learning how to build a better House at Plaid Workshop#3. Proud of their engagement. Spread the love. Share this post! Posted in ATO Undergrad News.