Gretchen Rubin, best-selling author of "The Happiness Project," has spent her entire career studying what makes people happy ...

In fact, the season unfolds like a sly symposium on the many meanings of happiness in an age of TED Talks, best-selling ...

At the time, the study of happiness was far from the wellness mega-field it has become today. In the ’60s, a researcher ...

"Mother's Day can be a very, very ... "Spreading some joy, hopefully happiness into people's lives." Through tears and smiles, Hastings said her daughter's memory continues to guide her.