Fr. Marx (died in 2010) founded Human Life International "as the Human Life Center in 1972 as a priestly response to what he saw was the global anti-life onslaught that was beginning to wash over the world with oceans of the blood of innocents. As a strong spiritual father, he could not stand by and watch this evil threaten the lives of God's precious children and the sacred institution of marriage. He infiltrated a pro-abortion conference in California in 1971 as Dr. Paul Marx (correctly so, as he had a PhD in Sociology) and taped all the proceedings of the abortion-promoters so that he could expose their evil. He did this in the book, The Death Peddlers, which was the first major work of his many writings bringing the profound evil of the abortion industry to the light. Father's legacy of exposing evil and defending the Church's teaching about the sanctity of human life, marriage and family remains deeply embedded in the hearts of those who continue pro-life work in his indomitable spirit...
"Part of Fr. Marx's legacy can be counted in such HLI programs as the Magdalene Rescue and Rehabilitation Program, the China Orphanage Program, Seminarians for Life, the Population Research Institute (PRI) and the Catholic Family and Human Rights Institute (C-Fam), all founded under HLI's umbrella in the 90s..." 
Resources and articles
- The Passing of the Patriarch of the Pro-Life Movement, HLI, accessed July 4, 2010.