Pro Tips Goldwell Color Zoom Challenge 2012: Welcome Reception in London! By Alison Alhamed October 12, 2012 | 4:37 pm EDT UpvoteClick if you like this articleOne upvote per userLog in to upvoteComments Goldwell North American Artistic Team member Tiffany Conway, with team member from CoCo Cheveux in South Portland, ME. MODERNs Alison Shipley with Goldwells Dimitrios Tsioumas. Dimitrios Tsioumas, Lee Pham, Paulo Gregorio and John Moroney. Goldwells John Moroney with Simon Pierre Daoust. Goldwells Mary McConnell with John Nosek and Rona Carr. Goldwells Trevor Attenborough with colorist Rona Carr and KAO President USA John Nosek. 1 2 3 4 5 6 Goldwell's 2012 Color Zoom Challenge has officially kicked off! Tonight marked the eve of the big competition, and Goldwell hosted a welcome reception at the Park Plaza hotel October 12, 2012, for the North American attendees.