TECHNICAL COMMENT ABSTRACTS.

The article features the views given by readers and response of the author regarding "International Conservation Policy Delivers Benefits for Birds in Europe." Roland Rodriguez-Muñoz and colleagues commented that the author's conclusions are overstatements based on unsuitable data and inappropriate analysis. Donald replied that Rodriguez-Muñoz and colleagues stressed that the results of their experiments are robust to the different assumptions of uncertainty surrounding trend estimates and the criticisms of the methods are attributed from misunderstanding of the original paper.