Featuring a frilled collar and cuffed sleeves, the Calista is a business casual number with ties for versatile styling. Featuring a frilled collar and cuffed sleeves, the Calista is a business casual number with ties for versatile styling. Established in 2003, Citizens of Humanity has been fueled by knowledge, creativity, and - above all - a love for denim. Since its start, the LA-based brand has remained committed to offering cutting-edge denim styles, unparalleled comfort, and flattering fits, all without compromising a standard for premium quality.