Agnostic Scientist becomes President of Legion of Mary Praesidium Joe Navarro is an engineer who has worked with Silicon Valley companies such as Signetics and Exxon Enterprises. He is the president of the Legion of Mary's Blessed Sacrament Praesidium in Santa Clara. Since you were an agnostic and a scientist, what do you say to people who are agnostics and scientists about the Faith? Scientists like to deal with data, information, something they can see, hold or feel; so, when I have to talk to scientists or engineers who don't believe, I give them information; for example, the story of Fatima. There is physical evidence of that miracle -- 70,000 to 100,000 people witnessed it. They call it the "dancing of the sun." The book, Our Lady of Fatima by William Thomas Walsh, contains interviews with people who were eyewitnesses to the miracle. I also give them information on Padre Pio and the historical Blessed Sacrament miracles, and I explain to them what our beliefs ar...