Character Concept in Evolutionary Biology
"...a book worth paying attention to. ...This is a useful book that has fulfilled Wagner's goal of summarizing information on this topic and stimulating discussion. Read it as soon as you can or risk being left behind as an area that is fundamental to all we do as systematists takes off."-Norm MacLeod, The Natural History Museum, UK, in THE PALAEONTOLOGICAL ASSOCATION NEWSLETTER (2001)