STEM

On my “final” draft of Bones in the White House: Thomas Jefferson’s Mam­moth, I drew a line of lit­tle mastodons troop­ing across the bot­tom of the man­u­script pages. Each ani­mal bore a date that matched a side­bar fact or ref­er­enced the main text. I thought this was a clever way to remind read­ers of the march of time.  The first lit­tle mastodon (or “mam­moth,” as the crea­ture was called in Jefferson’s day) was labeled “700 mil­lion years ago,” the sec­ond “13,000 years ago,” the third “11,000 years ago,” inch­ing along like an Ice Age glac­i­er to the time peri­od of the sto­ry. … more