In Cruising in Your Eighties, cantankerous octogenarian Paul Jacobson becomes involved in a series of crimes while struggling with the problems of his short-term memory loss. On an Alaskan cruise, he must deal with mayhem, missing people and murder and use all his geezer resources to solve a case of international intrigue. This book was a finalist for The Lefty Award for best humorous mystery of 2012. This is the fourth book in the Paul Jacobson Geezer-lit Mystery Series, following Retirement Homes Are Murder, Living with Your Kids Is Murder and Senior Moments Are Murder.