Board of Directors

Patty Tiberg, Presidential Advisor

Patty Tiberg’s professional experience spans more than 30 years. Currently, she is the Incentive Program and Marketing Manager for the National Reined Cow Horse Association (NRCHA). Patty is a longtime member of AHP having served on the board from 2006-2014 and as the 2012-2013 AHP President. She and her husband, Steven, reside in Aledo, Texas, with their 20-year-old son, Colby, and 18-year-old daughter, Taylor.


Pat Trowbridge, Advisory Director

Pat Trowbridge became involved with American Horse Publications in 1998. In 2002, he was elected to the Board of Directors and was the 2007-2008 AHP President. In 2015-2016, he completed his second term as AHP President. He currently serves on the Strategic Planning and Succession Plan Committees. Trowbridge is the English Group Publisher at Equine Network LLC. Prior to his current position, he was Vice President and Group Publisher – Equine Titles for Lumina Media (formerly i-5 Publishing), publishers of Horse Illustrated, Young Rider, and HorseChannel.com. He began his publishing career with BowTie, Inc. in 1996. During his over 20 years with BowTie/Lumina Media, he has held many positions including Advertising Sales Representative, Advertising Sales Manager, Advertising Director for Equine Publications, Group Advertising Director for Equine, Canine and Feline Publications, Group Publisher, Director of Corporate Special Projects, and Associate Publisher for Trade Titles. He grew up riding horses on his family’s small farm in Kansas. He resides in Southern California with his family.


Barrie Reightler, President

Every year since 2001, Barrie Reightler has designed the AHP Annual Conference logo and numerous other logos for the association. She earned the Chris Brune Spirit Award in 2006 and was inducted into the AHP Circle of Champions in 2013.


Jennifer Paulson, Vice-President

Jennifer Paulson has a 20-year history in publishing, media, and advertising. She recently started her own creative strategy business, Jen Paulson Creative, to consult on projects for associations, brands and publications. She served on the AHP board as a director from 2012-2015. She was re-elected director in 2019.


Whitney Allen, Treasurer

A native of Pennsylvania, Whitney Allen began riding hunters/ jumpers and hunter paces in 1988 and continued to ride and compete competitively until 1998.


Jennifer Denison, Secretary

A former AHP Student Award winner, Jennifer Denison has more than 25 years of editorial experience in the equine media industry. 


Jennifer Bryant, Director

Jennifer Bryant is a full-time freelance writer, editor, photographer, and blogger. A longtime horse owner, Jennifer rode hunter-seat equitation and eventers before focusing on dressage. 


Keith Dane, Director

Keith Dane is a horseman who has been involved with gaited horses for most of his life, as an owner, breeder, and amateur trainer/exhibitor.  As Senior Director on Equine Protection for The Humane Society of the United States (HSUS), Dane directs the domestic horse welfare policy work for the nation’s largest animal protection organization. 


Diana De Rosa, Director

Diana De Rosa is a veteran equestrian photojournalist, who has traveled the world (over 40 countries) and recorded equestrian history for over 40 years. 


Emily Dulin, Director

Emily Marquez-Dulin is an accomplished leader and nonprofit administrator with over 25 years of experience in management, strategic planning, operations, fundraising, marketing, public relations, community outreach and special events. At present, Emily is the Chief Executive Officer of Brooke USA. She has also served as consultant, Executive Director, and in a variety of senior leadership roles at local, state, national, and international organizations.

Emily possesses a Master of Arts degree in public relations administration and a Bachelor of Arts degree in foreign languages from the University of Miami. Procter & Gamble de Venezuela trained her in brand management, and she is certified in “The Art of Asking” by the Institute of Charitable Giving.

Emily is the recipient of the prestigious Price Waterhouse Up & Comers Award, the United Way’s Dorothy Shula Award, and she is listed in Who’s Who of Female Executives and Who’s Who in America. Most recently, she received the Miami Women Who Rock Award for her work in the not-for-profit sector.

She lives in Doral, Florida with her husband Doug and son Matthew.