University at Buffalo President John B. Simpson will meet with Amherst residents to discuss UB's ambitious plans to grow by 40 percent and that growth's potential impact on the regional economy. The public forum, co-hosted by UB and the Amherst Chamber of Commerce, will be held at 7 p.m. May 29 in Marinaccio's Italian Ristorante, 5877 Main Street in Williamsville.