Elon Reeve Musk FRS is a South African-born American business magnate, investor and engineer. He is the founder, CEO, and lead designer of SpaceX; co-founder, CEO, and product architect of Tesla, Inc.; and co-founder and CEO of Neuralink. source
Ineffective substitute teaching is a problem that means thousands of hours of lost learning for America's students. It cannot be dismissed with a sigh and 'Just wait for the teacher to come back on Monday.'