Feeling understood, valued and cherished -- whether as a child or an adult, and with regard to another person or to a group -- may not be a life and death matter, but it certainly affects one's happiness and effectiveness.

I don't think we will ever be able to know exactly why an eating disorder develops in one person and not another. However, I do think it always helps to be curious about one's family -- whether there is an eating disorder crisis or not.

I teamed up with the well-known developmental psychologist David S. Moore to list eight facts about genes, twin studies and the heritability statistic that may come as a surprise to many people, even biologists!

We have emerged into the post-genetic-inheritance era, where we are facing the limitations on what our DNA can tell us about ourselves and how we can modify our lives.

I am actually a good case study in this regard, having been brought up by a man who is not my biological father.

It's an age-old question: can we change the personalities we're born with? Now, a new study from the University of California Riverside is weighing in...

What this study suggests is quite provocative enough for now: take good enough care of yourself, and even your genes will get a makeover.

What is there to achieve in 'happiness' if we are at peace, contented, and fulfilled? Isn't life enhanced when we feel contented and fulfilled, backed by a positive attitude and positive outlook on life?

"Nurture" doesn't really exist. It's simply expressed "nature." Where's my evidence? I don't have any. I offer my opinion unencumbered by study or research. I have no patience for that stuff.