Marge Bloom, who gave birth to American Council on Science and Health Director of Chemical Sciences (and Science 2.0 Featured Columnist) Dr. Josh Bloom - and has never lived that down - is celebrating her 89th birthday today.

Since it is winter time, I hope she is taking a day off from her usual gig escorting lost tourists around Central Park in the Manhattan borough of New York City.

Here she is with her favorite child: