Dr. David Klein is a Senior Lecturer in the Department of Chemistry at The Johns Hopkins University where Dr. Klein has taught organic chemistry since 1999. Having worked with thousands of students, he has intense 1st hand knowledge of how they learn and the difficulties they encounter. David received his bachelor’s degree in chemistry from The Johns Hopkins University and his PhD from the University of California at Los Angeles under the supervision of Professor Orville Chapman.

Motivated by his experiences teaching organic chemistry as a graduate student at UCLA, Dr. Klein wrote Organic Chemistry as a Second Language (John Wiley & Sons, 2004, updated 2nd edition published in 2008), which has become a highly valued student study resource. Dr. Klein has received numerous teaching awards at both Johns Hopkins and UCLA for his unique, skill-building approach to organic chemistry instruction. David is married, with 5 children, and enjoys skiing, scuba-diving, and Tae Kwon Do.