This report summarizes key activities conducted during the initial planning year and provides reflections on experiences and lessons learned using a participatory approach to evaluation planning.

This report provides a brief summary of the cross-site evaluation design.

This report summarizes the final design for the cross-site evaluation, including detailed information about data collection and analysis plans.

The possible effects of food additives (specifically artificial colours) have been debated for over 30 years. The evidence accumulated suggests that for some children with attention deficit hyperactivity disorder (ADHD) food colours exacerbate their condition. Two studies undertaken by a...