Workers across industries are clamoring for artificial intelligence skills as the necessity for—and the value of—those skills skyrockets. A.I.-skilled workers can earn nearly $25,000 more per year on average simply by having experience using A.I. tools relevant to the job, according to a recent report from recruiting software company Ringover. In many cases, it’s not traditional educational settings providing those skills, but rather A.I. certifications. For example, Coursera’s free courses “A.I....