“It’s just hard for me to believe it’s been 35 years,” said 64-year-old Robert J. Lefkowitz, M.D., tipping back in his chair in an unassuming office in Duke’s Clinical and Research Laboratory (CARL) building. Diplomas, awards, certificates and commendations of all sorts cover almost every square inch of the cinder block wall, right up to the ceiling.On April 26, he added another trophy to the collection, sharing one-third of the...