Visiting Professor and Keynote Speaker at international conferences. Recent teaching was at the University of Brescia, Brescia, Italy Department of Engineering, PhD Program: 20 hour course on traditional construction in earthquake areas in 2008. Keynote Addresses and invited lectures have been in Italy, Portugal and the Azores, Turkey and Turkish North Cyprus, Germany, England, Canada, India, Iran, Aghanistan, Pakistan and Singapore. In October, 2014, he presented a TEDx talk in Manchester, New Hampshire.Videos of some of his recent lectures, including an ICOMOS talk in Beijing, China in 2012, and invited lectures at the World Bank in 2011, and the USGS in November 2008 are available on the web on YouTube, the World Bank website, and the USGS website. Links to these can be found on the home page at www.conservationtech.com.Specialties: Historic Preservation Theory and PracticeArchitectural photographyEarthquake performance of traditional buildings of different types of construction with timber and masonry.