Mark is retired from being a long-time high school chemistry teacher whose music videos and tutorials have helped many thousands of students all over this big blue marble of ours. In 2012 he decided to start taking photography seriously and has been building his skills since then. He is a regular winner of the Times-Herald Record Photo of the Day, is well-known on several Facebook group including Hudson Valley In Pictures. He is also a painter, a member of the Wallkill River School and Goshen Art League.