1 employees have rated Athersys Chief Executive Officer William (B.J.) Lehmann on Glassdoor.com. William (B.J.) Lehmann has an approval rating of 100% among the company's employees. This puts William (B.J.) Lehmann in the top 10% of approval ratings compared to other CEOs of publicly-traded companies. 65.0% of employees surveyed would recommend working at Athersys to a friend.