The most important thing in life is having a child. Nothing is more special than a child.

It struck me what we should be trying to do was pluck the egg from the ovary and fertilise it in the laboratory. We could do this in animals increasingly... this was the way to go in the human species.

Louise Brown's birth marked the end of the beginning of human IVF, acclaimed at the Royal College of Obstetricians and Gynaecologists. This event was snubbed by some clinicians now styled as 'pioneers', who shouted that the test-tube claim was a fake! They did not matter.

My first ideas of human in vitro fertilization (IVF) arose with my Ph.D. in Edinburgh University in the early 1950s. Supervised by Alan Beatty, my research was based on his work on altering chromosomal complements in mouse embryos.

I've spent a great deal of time over the past decade as a caregiver for various family members. It gives me a perspective on the struggles that many New Yorkers face with illness, disability, health care, insurance difficulties, and trying to work with and also take care of family members.

All my freakouts have been pretty private and directed at family pets and/or people I have been dating for too short a time to freak out at in that way.

Brooke Shields has been a child star and has grown into an incredible actress. She is very accomplished, and I look up to her. She had a mother's sense to her.

Memorial Day is all about celebrating the lives of the men and women who paid the ultimate sacrifice in service to our country. The United States is made great because of their heroism. Their lives are remembered, honored, and celebrated by all of us, including the friends, family, and fellow service members who knew them best.