While at the University of Guelph, Paul got hooked on journalism, but photojournalism became his passion. Paul went on to work at weekly and daily papers before creating his own photography business. Paul started teaching at Mount Royal in 1987 and has won six teaching excellence awards and two distinguished faculty awards. He first authored his basic photography manual in 1996, included a digital processes chapter in 1999 and last revised it in 2003. His students have won various photojournalism awards including a national weekly newspaper award.