• Encyclopaedia Britannica. “Saint Philip Neri.”
• Franciscan Media. “Saint of the Day: Saint Philip Neri.”
• Catholic Encyclopedia. “St. Philip Romolo Neri.”
• The Holy See. “Letter of John Paul II for the Fourth Centenary of the Death of St. Philip Neri.”

Slides are written from The Acutis Project research packet for St. Philip Neri, which draws on the sources above. Photo credits appear on each picture.