Retired Physics Professor

My name is Yoonsik Oh! When I studied physics at the University of Pennsylvania, my American friends called me Yoonsick, very strong pronunciation in the latter part. I did not like that. Call me Yoonsik, softly in the latter part. Some people mixed up my name and spelled like Yonoski, every character needed were there but in the wrong order. It sounds like a Russian, right?. Enough for my name. I have a long history of teaching experience. My teaching career starts with my tutoring exper... Read More >>