Parttime teaching is common among professionals, however. Vast use as stock sale material. Bread and butter of the field, however, is catalogs and brochures. Usually based on ad, album cover or book jacket layout, or Magazine story. Generally involves people in preconceived situations.
Assignments come from companies directly and from many design firms.
Major corporations often have versatile fulltime staffers. Often overlooked field, usually for fundraising brochures, AV, other educational materials, and student recruitment. Pay is between journalism and industrial. The field is both news event and celebrityoriented. Highest incomes usually derived from worldwide syndication and use of material in stock files.