It is a new book called “30 Lessons for Living” (Hudson Street Press) that offers practical advice from more than 1,000 older Americans from different economic, educational and occupational strata who were interviewed as part of the ongoing Cornell Legacy Project.

Its author, Karl Pillemer, a professor of human development at the College of Human Ecology at Cornell and a gerontologist at the Weill Cornell Medical College, calls his subjects “the experts,” and their advice is based on what they did right and wrong in their long lives. Read the full story