Roger HanlonDr Roger Hanlon PhD is the Senior Scientist at the Marine Biological Laboratory in Woods Hole Massachussetts and Professor of Ecology and Evolutionary Biology at Brown University. As co-author of Cephalopod Behaviour (CUP, 2nd ed. 2016) and 215 peer-eviewed papers on cephalopods, he is a world-renowned expert on his subject. Read More Read Less