Tracey Sajno's lecture covers the essential testing processes on skin and hair. Testing is an essential and important part of any hairdressing business.
Tracy Hayes outlines the various types of products available to the colourist, and which ones to use and when
Tracy Hayes' Hair Science Lecture concentrates on hair problems and abnormalities from scalp conditions to fungal and bacterial infections.
Stacey Broughton's second lecture on hair cutting theory covers the influencing factors that affect the haircut you provide for your client