Unbiased Fraud Knowledge from a Global Perspective.


Ronald Praetsch
Managing Director, Co-Founder

Ronald Praetsch

Munich, Germany

Ronald is the Co-Founder of About Fraud, a global community dedicated to fighting fraud. He engages in regular consultations with merchants, banks, payment service providers, and fraud solution vendors. Prior to his involvement with About Fraud, Ronald accumulated almost a decade of experience in various payment and fraud prevention roles at Sift Science, Fareportal, Booking.com, and Pay.On, spanning both Europe and North America.

PJ Rohall
Strategy & Growth, Co-Founder

PJ Rohall

Atlanta, Georgia, U.S.

PJ has been fighting fraud for 15 years. He has strong understanding of mitigating bad actor use cases across the full customer journey. He leverages this skill set to educate and empower fraud fighters across the globe. He co-founded About Fraud, a global community built For Fraud Fighters, By Fraud Fighters. PJ exudes passion and vibrancy that engages others, while offering a refreshing dose of emotional intelligence. He is also a passionate mental health advocate, striving to break the stigma with personal stories of his journey with anxiety & OCD.


Gabrella Maciel
Business Development & Marketing

Gabriella Maciel

Sao Paulo, Brazil

A Brazil native, Gabriella joined About Fraud with 7+ years of experience helping develop businesses and brands. Gabriella manages go-to-market operations and supports our global clients across a variety of service offerings.


Frank Mackena
Industry Advisor

Frank McKenna

San Diego, California, U.S.

Frank is a well-respected industry expert who has worked with over 200 banks, lenders and finance companies to help them solve critical fraud challenges. He has his pulse on the fraud fighting industry, therefore we're delighted to take his advice and guidance as we scale our community.