On Saturday, Sept. 29, during Family Weekend, Elise Bean ’78 is offering a WESeminar titled: “Congress’ Constitutional Duty to Investigate: One Senator Who Got It Right.” The Washington co-director of the Levin Center at Wayne State University Law School, Bean is the author of Financial Exposure: Carl Levin’s Senate Investigations into Finance and Tax Abuse. At a time when congressional investigations have taken on added urgency in American politics, Bean offers an insider’s portrait of how the world of congressional oversight operates. Drawing on more than 30 years on Capitol Hill, the last 15 at the U.S. Senate Permanent Subcommittee on…