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It is lectured by me , Conor Houghton . It combines lectures , readings , and slides with frequent field trips to different parts of the city . She has lectured about that throughout the world . Additionally , she has lectured both nationally and internationally . He gives lectures on ED crowding throughout the U.S. and Canada . She has lectured extensively in the areas of internet and computer investigations and has trained federal and local law enforcement agents . He gives lectures and seminars on topics ranging from Korean nationalism and politics to Korea 's foreign relations and Korean Americans . It involves lectures , seminars , practical work , papers and self-study , and includes all work needed to prepare for an examination or other assessments . She has lectured and exhibited in Brazil , Bolivia , France , India , Bangladesh and the United States . She has lectured , advocated and appeared before the United States Congress , various government institutions , academic , business , and community organizations .