I specialize in tutoring for advanced learners of English. I have a Ph.D. in Humanities. Postdoctoral experience at the University of London as well as the United Nations University (UNU). Editing and proofreading provided at world class level. I have drafted texts and edited UNU publications. In the course of my career I lectured on international affairs in about fifty countries in five continents. Thus, you will hire a widely-experienced English public speaker.