Over the last ten years, Steve has given more than one hundred public presentations.  These include keynote addresses at conferences in Australia, Austria, Italy, the Netherlands, Norway, Romania, Switzerland, the United Kingdom and the United States, as well as invited talks at numerous universities, including Australian National University, Harvard University, Oxford University, Princeton University, Stanford University, University of Edinburgh, University of Graz, University of Notre Dame, University of Oslo, University of Sydney, University of Utrecht, and University of Vienna.

In 2015-16, he was invited to present at conferences at Oxford University, the Goethe University of Frankfurt (Germany), the Carnegie Foundation of New York, and UNESCO (Paris). He also gave talks at the Institute for the Future (Stockholm), the New York Academy of Sciences, Purdue University, St. Mary’s University of San Antonio, University of Leeds (UK), University of Reading (UK), Victoria University (Canada) and Washington State University.

In 2016-17, he will give keynote addresses at a conference on climate ethics and economics at the London School of Economics, and at a conference on environmental ethics at the Catholic University of Chile. He has also been invited to give talks at Princeton University, the University of Miami Law School, and Williams College. Later in 2017, he will be an Erskine Fellow at the University of Canterbury (New Zealand).