I have taught history on the high school and college levels, and am or have been a lecturer at the Smithsonian, The National Institutes of Health, and numerous colleges and universities, mostly on science fiction and technology subjects.

lecturer, klecturer, olecturer, plecturer, :lecturer, kecturer, oecturer, pecturer, :ecturer, lkecturer, loecturer, lpecturer, l:ecturer, lwecturer, l3ecturer, l4ecturer, lrecturer, lsecturer, ldecturer, lwcturer, l3cturer, l4cturer, lrcturer, lscturer, ldcturer, lewcturer, le3cturer, le4cturer, lercturer, lescturer, ledcturer, lexcturer, ledcturer, lefcturer, levcturer, le cturer, lexturer, ledturer, lefturer, levturer, le turer, lecxturer, lecdturer, lecfturer, lecvturer, lec turer, lecrturer, lec5turer, lec6turer, lecyturer, lecgturer, lecrurer, lec5urer, lec6urer, lecyurer, lecgurer, lectrurer, lect5urer, lect6urer, lectyurer, lectgurer, lectyurer, lect7urer, lect8urer, lectiurer, lectjurer, lectyrer, lect7rer, lect8rer, lectirer, lectjrer, lectuyrer, lectu7rer, lectu8rer, lectuirer, lectujrer, lectuerer, lectu4rer, lectu5rer, lectutrer, lectufrer, lectueer, lectu4er, lectu5er, lectuter, lectufer, lectureer, lectur4er, lectur5er, lecturter, lecturfer, lecturwer, lectur3er, lectur4er, lecturrer, lecturser, lecturder, lecturwr, lectur3r, lectur4r, lecturrr, lectursr, lecturdr, lecturewr, lecture3r, lecture4r, lecturerr, lecturesr, lecturedr, lectureer, lecture4r, lecture5r, lecturetr, lecturefr, lecturee, lecture4, lecture5, lecturet, lecturef, lecturere, lecturer4, lecturer5, lecturert, lecturerf.