MikeWorldWide has appointed Mike Sacks as Managing Director, Corporate Reputation and Advisory.Sacks joins the firm from FleishmanHillard, where he led the corporate affairs practice in Chicago, advising clients across sectors including technology, healthcare and financial services.He returns to MWW, where he began his career two decades ago.In his new role, Sacks will focus on advising clients on corporate reputation, risk management and communications, while also supporting business development and client relationships.Over the course of his career, he has worked on mandates involving regulatory investigations, cyberattacks, mergers and acquisitions, leadership transitions and product-related crises.The appointment comes as MWW continues to build its advisory and public affairs team, with recent senior hires including Mahen Gunaratna as Executive Vice President of Public Affairs and Jackie Cornell as Vice President of Government Relations and Public Affairs.