Attitude Is Everything: Change Your Attitude ... Change Your Life! About the Author Jeff Keller is the founder and president of Attitude Is Everything, Inc. For more than 20 years, he delivered presentations on attitude and motivation. He is the author of the book Here's to Your Success, which contains 62 of his most popular essays. Jeff is a native New Yorker and has the accent to prove it. To contact him, send an email to jeff@attitudeiseverything.com.