Introduction to the special issue—zoogeomorphology and ecosystem engineering

The 42nd Annual Binghamton Geomorphology Symposium convened on October 21–23, 2011, in Mobile, Alabama, USA. The topic of the meeting was zoogeomorphology and ecosystem engineering. Speakers represented a variety of perspectives from the disciplines of geomorphology and ecology, and 21 posters were also presented covering a wide range of topics in biogeomorphology. This special issue presents the 15 invited papers presented at the symposium.