Epic Systems v. Lewis Southland v. Keating, Hay Group v. E.B.S. Acquisition, rd Stephen G. Yusem is a past chair of the Pennsylvania Bar Association alternative dispute resolution committee and is an adjunct professor of law teaching Dispute Resolution at the Cornell University Law School. Raymond P. Pepe is of counsel in the Harrisburg office of K&L Gates and has served since 1983 as a Pennsylvania delegate to the Uniform Law Commission.