during the 1980s and 1990s, crawford was among the most popular supermodels and a ubiquitous presence on magazine covers, runways, and in fashion campaigns. she was repeatedly and frequently featured on the cover of many magazines, including "vogue", "w", "people", "harper's bazaar", "elle", "cosmopolitan", and "allure". a partial count in 1998 totalled over 500 appearances. crawford has walked the runways for chanel, versace, dolce & gabbana, christian dior, calvin klein, ralph lauren, michael kors, todd oldham, dkny, and valentino. crawford also appeared in many fashion campaigns during her career, including those for versace, calvin klein, escada, david yurman, oscar de la renta, balmain, hermes, ellen tracy, valentino, bally, liz claiborne, hervé leger, halston, anne klein, isaac mizrahi, blumarine, guess, ink, gap, and revlon. she has also worked for omega, maybelline, clairol, pepsi, and chilean retail stores ripley (partner of macy's).