Working at the sharp end of biological introduction, professional ecologists Max Wade, Olaf Booy and Helen Roy are well placed to write the definitive guide to invasive organisms. Between them they have written several books and academic papers, developed key species management techniques and established removal programmes for invasive plants across the UK.

Working at the sharp end of biological introduction, professional ecologists Max Wade, Olaf Booy and Helen Roy are well placed to write the definitive guide to invasive organisms. Between them they have written several books and academic papers, developed key species management techniques and established removal programmes for invasive plants across the UK.

Working at the sharp end of biological introduction, professional ecologists Max Wade, Olaf Booy and Helen Roy are well placed to write the definitive guide to invasive organisms. Between them they have written several books and academic papers, developed key species management techniques and established removal programmes for invasive plants across the UK.