Andrew Biggio, president of Boston’s Wounded Vet Run in East Boston, wants you to dust of your ride and and hit the road for a good cause. It's the ninth year for the event, and it all goes down Sunday, May 19th.

Lawrence Goldstone, author of “Assassin of Shadows: A Novel,” tells us about the dramatic events surrounding the assassination of President William McKinley.

Dr. Scott Symington author of “Freedom From Anxious Thoughts And Feelings" teaches us how to get on the path to happiness.

Bob Allison (Suffolk University) tells us all about Boston's crown jewel that stretches all the way from The Back Bay to Dorchester.

Author Mark Obmascik digs in the margins of history to tell a lost WWII story. We talk about "The Forgotten Battle" fought between the U.S. and Japan on a remote island in Alaska.

Bill Lichtenstein, producer and director of “WBCN and The American Revolution,” a documentary film on how a radio station, politics and rock and roll changed everything.

Randy Ellis, professor with Boston University, and past president of the American Society of Health Economists, is in to answer all your Medicare questions.

Mario Motta, MD, astronomy enthusiast and booster for the “International Dark-Sky Association,” is joined by Kelly Beatty, senior editor for "Sky & Telescope Magazine," to talk about the new black hole discovery and the need to reduce light pollution.

Gretchen Shae of “The Knock Ups” and Stephen Murray of "Studio Two" talk about their bands, women in rock and the Bowie class Gretchen teaches at Berklee.

Retired Watertown Police Chief Ed Deveau recounts the fateful night the Tsarnaev Brothers went on their rampage after the Boston Marathon Bombing.