Jones Day added Jordan Matthews as of counsel in its investigations and white-collar defense practice.Matthews served the past seven years as an assistant U.S. attorney. She’s worked on the prosecution of matters related to national security, espionage, theft of trade secrets, cybercrimes, extortion, RICO, civil rights, human trafficking, fraud, tax evasion, violent crimes and illicit drugs.• Ogletree Deakins Nash Smoak & Stewart P.C. added Marlén Cortez Morris as a shareholder. She was previously a partner …