Petra Rohr-Rouendaal

Petra is a freelance illustrator and graphic designer who works mainly on publications in the field of health and development. She is also a very experienced and inspiring workshop facilitator.

Her book "Where There Is No Artist" is well known to health and development field workers around the world and contains more than 1200 of her drawings.

For more info visit http://www.petraweb.net

Bob Linney

Bob is a graphic artist who works on print and web graphics for arts organisations, community groups and charities. He is also an experienced facilitator at visual aids/arts workshops.

His book "Pictures, People and Power" explains the theoretical background to participatory communication as well as giving practical advice on how to make and use images in health, environmental and development projects.

For more info visit http://www.boblinney.com