This poster highlights the accomplishments of the famous Catholic Mathematician, Leonardo Bonacci (A.K.A. Fibonacci), and his work with the Golden Ratio. The "Catholic Notables" poster series is an educational resource for the Catholic classroom, highlighting the accomplishments of the Catholic clergy and laity in the sciences, humanities, and more!Spark interest in a subject with summaries of famous discoveries.Highlight the Church's contribution to science, culture, and athletics.Add color and human interest to a classroom or office!Designed and printed in Steubenville, Ohio. ( POS-MATH1 )