Complex sentence: He successfully led the effort to modernize the approval process for drugs and medical devices in the United States Food and Drug Administration and authored legislation to protect the mentally ill from abusive and deadly restraint and seclusion practices in mental hospitals.
Split into simpler sentences: He successfully led the effort to modernize the U.S. Food and Drug Administration approval process for drugs and medical devices. He authored legislation to protect the mentally ill from abusive and deadly restraint and seclusion practices in mental hospitals.