In a booming New York accent, “Joy, students joy” is heard at the start of every class taught by Carlo Corea. The use of phones, laptops and other devices is banned in his classes, encouraging students to watch him as he enthusiastically talks about history. Corea, who holds a doctorate in history, has been teaching the subject at San Francisco State University since 2003 and currently teaches one course this semester: HIST 471, the U.S. Constitution since 1896. Due to possible layoffs, he’s unsure if he will continue to be on campus. “My job is at risk. My understanding is I may not be here next semester,” Corea said. “I love what I do. This is the best job I’ve ever had in my life — second to being a reference librarian, which I also loved. It’s not a burden, it’s not difficult. I don’t get up in the morning and say ‘I don’t want to go to my job,’ I absolutely love it.” Corea said he has an affinity with students who are the first in their families to attend college. “Those strug...