About Us

For over 20 years, Jeffrey Eisenberg, John Quarto-vonTivadar, and Bryan Eisenberg worked together to revolutionize the way businesses harness the power of their data. Their exceptional ability to elevate sales and customer experiences has enabled them to help hundreds of companies increase their revenue.

Major media outlets such as CNN, The New York Times and The Wall Street Journal have recognized and praised their expertise. With many published books under their belt, including New York Times best-sellers “Be Like Amazon” and “Call To Action,” their reputation precedes them.

Each member of this extraordinary team brings their talent and skill set to the table:

Bryan Eisenberg

Bryan Eisenberg is a renowned optimization expert and co-founder of BuyerLegends. Along with his brother Jeffrey, he co-authored bestselling books like "Call to Action" and "Always Be Testing." Their Persuasive Momentum framework has helped companies increase sales by over $1 billion. Bryan trains and advises companies like Google, NBC Universal, and startups, using data-driven strategies to optimize customer experience, conversion rates, and anticipate customer needs for innovation. He is also the former Chairman of the Web Analytics Association.

John Quarto-vonTivadar

John Quarto-vonTivadar is an accomplished data scientist and inventor of Persuasion Architecture, a widely-used framework for persuasive marketing. With over $1 billion in contributed revenues to clients, he excels in using machine learning, AI, and hypothesis-testing to optimize marketing efforts. As a former NASA scientist and commodities trader, he has a knack for explaining complex concepts. He co-authored the best-seller "Always Be Testing" and is working on a new book about data science for business.

Jeffrey Eisenberg

Jeffrey Eisenberg is a renowned optimization expert and co-author of bestselling marketing books like "Call to Action." He co-invented the Persuasion Architecture framework, helping companies increase sales by over $1 billion. Jeffrey has trained and coached hundreds of companies, including Google, NBC Universal, and Health Insurance Innovations, by optimizing their customer experience and sales processes using data-driven strategies. He excels at anticipating customer needs and driving innovation.