“I’m definitely a type-A workaholic,” says Morgan Jerkins, who released two books during the pandemic while holding down a full-time job. “I justify going overboard because I love what I do.” In August of last year, Jerkins, currently a senior editor at ESPN’s sports and culture Web site the Undefeated, published her second nonfiction book, Wandering in Strange Lands: A Daughter of the Great Migration Reclaims Her Roots, in which she retraces her ancestors’ journeys across America as she explores her own Black identity. Her debut novel, Caul Baby, which came out in April, “hits on Black motherhood, survival, gentrification, capitalism, and the tension between self-autonomy and familial obligations,” says Jerkins, who has been working on it since she settled in Harlem, where the novel is set, after grad school.…