This experiment generated the infamous theory of learned helplessness, introduced in 1967 by psychologists Dr. Martin Seligman and Dr. Steven Maier.

It’s possible to train your brain to be more optimistic, which is linked to a longer, happier and healthier life, writes Dr Catherine Conlon ...

“Negative thinking becomes more severe when it meets the criteria of pessimism (based on the work of Dr. Martin Seligman),” Varma adds.

Dr. Seligman’s team followed a cohort of nearly 80,000 American soldiers who entered the military, completed the test and then deployed to Iraq or Afghanistan for active duty between 2009 and 2013.

"Learned helplessness is a mental state that occurs when people find out that nothing they do matters," said Dr. Martin Seligman, director of the Penn Positive Psychology Center at the University ...

I was excited about the results, which showed some short-term impact. Dr. Seligman, on the other hand, said that the findings were simply not up to the standards of his profession.

Noted researcher and former president of the American Psychological Association, Dr. Martin Seligman, writes in his book "Authentic Happiness" that there are four types of happiness that an ...

Dr. Martin Seligman, the author of Learned Optimism: How to Change Your Mind and Your Life, believes that the answer is a resounding “yes!” Optimism vs. Pessimism ...