Vikki Haffenden is a professional knitted textiles designer and university teacher with a background in commercial knitwear design. Vikki acted as design consultant to develop Rooster hand knit yarns and her research into knitting was profiled in Selvedge magazine in 2006.
Frederica Patmore is a design consultant for Rowan Yarns, one of the biggest providers of luxury yarns in the world. She runs a number of classes for different skill levels in branches of the John Lewis department store and independent knitting stores, and contributes to needlecraft publications. As well as being a master of knitting technique, Frederica is an accomplished and successful knitting pattern designer.