Kaia Gerber. Kaia Gerber is a muse to many and a multi-hyphenate on the rise. Gerber made her debut for the Young Versace ad campaign at the young age of ten. Since then, she has worked with the likes of Chanel, Marc Jacobs, Isabel Marant, Celine, Loewe, Saint Laurent, Miu Miu, Versace, and countless other luxury brands.