Keah-Choon ‘KC’ Tan, a professor of operations management, marketing and international business at Lee Business School, memorializes his colleague Cha Jan ‘Jerry’ Chang, who was killed in the shooting at UNLV Wednesday, during a news conference at the Richard Tam Alumni Center on Friday, Dec. 8, 2023, in Las Vegas. (Ellen Schmidt/Las Vegas Review-Journal) @ellenschmidttt