BJ’s CEO Laura Sen delivered the keynote speech at this week’s meeting of the Massachusetts Women’s Forum. There were several familiar faces at the networking event, including Micho Spring of Weber Shandwick, Hill Holliday’s Karen Kaplan, Bentley University president Gloria Larson , and Communispace’s Diane Hessan. . . . Former JAMN 94.5 host Baltazar is coming back to Boston to cohost the morning show on Hot 96.9 with Pebbles, his onetime partner at JAMN. Most recently, Baltazar was a morning host at CBS Radio’s NOW 100.5 in Sacramento. . . . WBZ-TV meteorologist Barry Burbank was feted Friday by friends and co-workers on the occasion of his 35th anniversary with the station.