Stephen Cohen, a former Associate Director of the SEC’s Division of Enforcement, has joined Sidley Austin’s securities and derivatives enforcement and regulatory practice as a partner in Washington, D.C. Cohen’s experience includes enforcement of securities law violations, including insider trading, disclosure fraud, accounting fraud and Foreign Corrupt Practices Act violations. Additionally, Cohen acted as a senior advisor to former SEC Chair Mary Schapiro and played a key role in the launch of the commission’s whistleblower program. For additional insight from Cohen, see “Current and Former Regulators and Prosecutors Particularize the Enforcement Challenges Facing Hedge Fund Managers in 2014” (Jan. 30, 2014).