In 2003 Rishi was the guide for a research trip to lobuje (5000m).I did my PHD on sleep and breathing at high altitude studying 20 people over 3 trek in the khumbu .sleep studied were
Dr.Pamela Johnson ( pamel.jonson@sydney.edu.au )
A wonderful short 4 Day Sundarijal -Chisopani -Nagarkot trek throw the valley with Rishi as a terrific guide who explains a lot .I learned a lot from him about Nepal and all his culture.