About the Author Dr. 80 years later, Barron\'s has helped millions of people prepare for their next step..
Barron created his own study guides.
After realizing there wasn\'t anything available, Mr.
Barron about books that might be available to help their children study for the New York State Regents exams.
People from the community asked Mr.
Barron opened a bookstore in Brooklyn, New York.
About the Publisher In the 1930s, Manuel H. in Cell Biology from the London Institute of Psychiatry and ran the Royal Society\'s Science in Society Program before becoming a full time writer.
She has a Ph.
D.
She has written for Nature , the Guardian, BBC Focus and New Scientist .
Helen Pilcher is a science writer based in the UK.
About the Author Dr