Richard Cadena (Sunday), the author of Lighting Design for Modern Houses of Worship, Electricity for the Entertainment Electrician and Technician and Automated Lighting: The Art and Science of Moving Light. He is a freelance lighting designer/consultant and an Authorised wysiwyg trainer.
Mikael Berglund (Monday) who has a 30-year career in lighting design in everything from theatre and live concert tours to architectural applications all over the globe. He is an authorized wysiwyg instructor and teacher at The Dramatic Institute in Stockholm Sweden.
Rolf Wenzel (Tuesday) who has worked with production and lighting design for the live entertainment industry since 1990. He started his own business, Chaoscentre, in 2000.
Miguel Ribeiro (Wednesday) is the digital media coordinator and product specialist for PRG Lighting in the UK and a long-time user of wysiwyg. He has done lighting design for the National Theatre of São João in Portugal and regularly designs lighting for theatre shows in the UK.
(Jim Evans)