He is a guest instructor at the Arizona Chess Camp.
He has been named as a guest instructor at the Launch Pad workshop for 2012.
There are also 90-minute workshops for advanced students led by guest instructors; fee, $30 per workshop or $70 for three.
He had been a guest instructor at my gym one day in 1993.
He occasionally appeared at Red Sox spring training as a guest hitting instructor.
Pettitte agreed to join the Yankees in spring training in 2012 as a guest instructor.
Many various organizations have invited Linn to be a guest instructor, ranging from schools to the military.
The school uses its own faculty and guest instructors, who are chefs or cookbook authors.
They worked together last spring when Guidry was a guest instructor.
He is still involved in the art and occasionally serves as a guest instructor.