Since graduating from Stanford Law School in 1972, Mike has practiced personal injury and commercial law in the state and federal courts of Idaho, Oregon, and, with associated local counsel, in other states across the country. Mike was on faculty at Stanford in 1971-72 as an adjunct professor teaching business law in the business school. Mike moved to Boise in 1972 where he practiced law, and taught at Boise State University, until moving to Oregon in 1980 to form Rosenthal & Greene, P.C. Over his 32 years in Portland, Mike has won substantial verdicts and settlements in legal malpractice, personal injury, premises liability, sexual misconduct, and employment cases. He frequently writes friend-of-the-court briefs for the American Diabetes Association in courts throughout the country, including the United States Supreme Court. He is a national authority on legal malpractice and diabetes discrimination matters.
Mike has been involved with the American Diabetes Association since 1982. He served as Chair of the National Board of Directors from 1994-1995 and created a legal advocacy program to fight discrimination on behalf of people with diabetes. As a result of those efforts, Mike has been awarded the Dr. Charles H. Best Award for Distinguished Service to the American Diabetes Association (in 1997) and the Wendell Mayes, Jr. Award for Outstanding Service in the Cause of Diabetes (in 2000).
Since 2000, Mike has voluntarily served on a regular basis as a Circuit Judge Pro Tem in Multnomah County Circuit Court. From 1998 to 2002, he served on the Board of Directors and then as President of the Multnomah Bar Association, which honored him with its Award of Merit in 2005 and its Outstanding Service Award in 2006. Mike also has been a member and chair of the Oregon State Bar Client Security Fund and Legal Ethics Committees. Currently Mike is serving on the board of directors of the Oregon Trial Lawyers Association.
Mike has authored and published a variety of articles on diabetes legal advocacy and lawyer malpractice issues. He is a frequent lecturer and appears in court as an expert witness regarding attorney malpractice, attorney fee awards, and other subjects. Mike has received the highest Peer Review Rating (AV) awarded by Martindale-Hubbell, the nation's first and most prestigious lawyer peer rating firm. Since 1995, Mike has been listed in Best Lawyers in America. In 2008, Portland Monthly listed Mike as one of "Portland's Best Lawyers."
Mike is married to Alice Greene. Mike and Alice have adult twins and three grandchildren.. He is an experienced fly fisherman and a dedicated historian.