Adjunct professors earn less pay, get fewer benefits, and don't have the same job security as their full-time or tenured counterparts. Adjuncts typically earn between $20,000 and $25,000 annually, while the average salary for full-time instructors and professors is over $80,000.
Yes. It is hard to get any adjunct position, and psychology is an area with many people with PhDs and PsyDs. It depends on where you live, of course for the number of colleges and universities and also how many qualified people there are. Online the average is 100 applications for 1 teaching offer.