In many bars and restaurants, alcohol plays a central role in the event of dining out. It’s there for celebrations or commiseration, considered an easy way to elevate any meal. Carefully crafted cocktails and meticulously curated wine lists can win awards, bring prestige. Servers and bartenders making and serving these drinks have an integral part to play, but that role can come with its own set of problems too. “You’re putting on a show for people, making sure they have a wonderful time. There’s a swell of energy and people need to do something with that energy,” Deborah Friend Wilson, a cert…