Richard Ingersoll of the Graduate School of Education and the School of Arts & Sciences commented on how some states and school districts have lessened requirements for substitute teachers in order to meet demand. "When there's difficulty filling classrooms, often the reaction is let's lower the bar, let's widen the gate," he said. "That's disastrous to do that. Basically, you're sacrificing qualifications because you think it's an emergency."
https://www.nbcnews.com/news/education/schools-face-substitute-teacher-crisis-these-districts-are-getting-creative-n1258898 NBC News