For the last 15 years, Sacks has sung with The Washington Chorus, a symphonic chorus that performs with the National Symphony Orchestra and has its own subscription series at the Kennedy Center in Washington. He is a longtime resident of Chevy Chase, Maryland, and a member of Temple Shalom, Chevy Chase, Maryland, Temple Sinai, Washington, D.C. and Congregation Kol Ami, Frederick, Maryland.

After serving on the Association of Reform Zionists of America’s board, Sacks joined the Union’s board in 1999.As the Union’s general counsel since 2003, a volunteer position, Sacks has served on most of the organization’s major committees that deal with many facets of its business, including those that involve the camping system and the Religious Action Center.He also spearheaded several special projects, including, for example, reorganizing the Union’s 14 regions into four districts.During this same timeframe, Sacks also served as general counsel for the World Union for Progressive Judaism and has worked actively in matters related to Progressive congregations in Israel and throughout the world.

An attorney with Arnold & Porter LLP, Sacks works in the law firm’s Washington, D.C. office where he specializes in representing corporations and accounting firms in complex litigations, as well as in investigations and proceedings conducted by the Securities and Exchange Commission.