Ronaldo Hirata finished his four-year DDS course in Curitiba, Brazil, at the Federal University of Parana (UFPR) in 1995. After his degree, he followed an Operative Dentistry Specialty at the same University in a 2-year program. He started lecturing at the same University and began his career as an international lecturer, focusing on Esthetic Dentistry. He had been lecturing in more than 40 countries already. His private practice working with Esthetic Dentistry has always been in Curitiba.

To improve scientific formation, he did his master's in dental materials from 2000 to 2003 at the Catholic University of Rio Grande do Sul (PUC-RS), finishing with a research thesis working with glass and polyethylene fibers to improve the mechanical properties of composites. His PhD in Restorative Dentistry at the State University of Rio de Janeiro (UERJ) was done from 2005 to 2009. His research focused on composite resins' transmission, reflection, and fluorescence. 

In 2012, he completed his post-doctorate at New York University (NYU), working with Plasma application on dentin surfaces and bonding strength analysis. 

Ronaldo Hirata is an Assistant Professor of the Department of Biomaterials, with a secondary appointment in the Department of Cariology at New York University. He has published over 100 papers in English, Portuguese, and Spanish. Hirata's first book, TIPS, was published in 3 languages, and his second book, SHORTCUTS, also in 3 languages.

Dr. Hirata just launched his new book, "Recipes for Composite Restorations," from Quintessence Publishing in 3 languages, including English. This textbook gives some "recipes" with the ingredients and instruments necessary to execute 26 restorations.