This document discusses different categories and subcategories of portraiture including intimate portraits, formal portraits, documentary photography, and fine art. It provides definitions and examples of photographers for each category. Intimate portraits explore one's immediate environment, exemplified by Alfred Stieglitz, Theodore Lux Feininger, Dianne Arbus, and Arnold Newman. Formal portraits are staged in a studio or on location, with examples given of Annie Leibovitz, Norman Parkinson, and Cecil Beaton. The document also discusses documentary photography which documents information about a subject over time, giving Dorothea Lange, Eve Arnold, Robert Weingarten as examples. Finally, it discusses fine art photography which manipulates the photographic medium