| ifacs.com | The Institute for Advanced Catholic Studies |
| catholicsocialscientists.org | Society of Catholic Social Scientists |
| slu.edu | Institute for Theological Encounter with Science & Technology |
| concentric.net | Lonergan Philosophical Society |
| lumenchristi.org | Lumen Christi Institute |
| golden.net | Fellowship of Catholic Scholars in Canada |
| vatican.va | Vatican: The Holy See |
| thehastingscenter.org | The Hastings Center |
| stemcellresearch.org | Do No Harm - The Coalition of Americans for Research Ethics |
| priestsforlife.org | Priests for Life |
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