Okay, let’s tackle this. So Brian has 36 years of experience as the Founder of Earthwatch Institute, which is a well-established non-profit organization. His leadership experience, especially in the environmental sector, is valuable. Location is Concord, MA, which is a hub for environmental organizations. Non-profit leaders with his level of experience typically charge higher rates. Maybe around $200–$300 per hour? But considering his entrepreneurial background and environmental expertise, maybe higher. Some top environmental leaders can charge $400+. Let’s check averages. Non-profit leaders with his background might average $250–$350. So I’ll estimate around $275