What is Truth?

In this episode of What is Truth?, Jonathon Fessenden interviews The Metaphysics of Martyrdom (January 29, 2026) In this interview, we explore The Metaphysics of Martyrdom by J. Marianne Siegmund, a profound philosophical and theological reflection on martyrdom as more than heroic death—it is an act of metaphysical witness. Drawing from Sacred Scripture, St. Thomas Aquinas, and St. John Paul II, S...

In this episode of What is Truth? Jonathon Fessenden interviews Matthew Mark McWhorter on the Truth behind the So-Called Apocrypha (October 8, 2025) Why did Protestants remove parts of Scripture from the original Bible? In this powerful conversation, Jonathon Fessenden sits down with Matthew Mark McWhorter to uncover the truth behind the so-called Apocrypha—the ancient books and passages that were...

In this episode of What is Truth? Jonathon Fessenden interviews Thom Brucie on his book Obsidian Mirth (October 20, 2025) The characters in Thom Brucie’s Obsidian Mirth fall into a dilemma where loss and betrayal entangle the need for forgiveness and love. Their choices reveal what distinctions lie between knowing one’s self and knowing another, choices that expose that small moment tottering betw...

In this episode of What is Truth? Jonathon Fessenden interviews Drago Dimitrov, CEO & Co-Founder of Holy Habits, on How to Ignite Real Spiritual Transformation (September 23, 2025).  In this conversation, which occurred in August, 2025, we explore: Why Catholics often struggle to live out their desire for holiness The power of daily habits in shaping your soul How the Holy Habits App is helpin...

In this episode of What is Truth? Jonathon Fessenden interviews Ray Williams on Autogynephilia & God's Grace (September 13, 2025) In this powerful and unfiltered, iinterview, Ray Williams confronts the controversial topic of autogynephilia—a subject often ignored in mainstream discussions of gender identity. Once living as transgender, Ray shares the hidden struggles behind his experience, the...

In this episode of What is Truth?, Jonathon Fessenden interviews Fr. Thomas Morrow on God's Design for Marriage: Theology, Love, and Sacrifice (June 8, 2025)

In this episode of What is Truth?, Jonathon Fessenden interviews Dr. Chris Reilly on his book AI and Sin: How Today’s Technology Motivates Evil (May 22, 2025) Artificial intelligence technology (AI) motivates persons’ engagement in sin. With this startling argument drawn from Catholic theology and technological insight, Christopher M. Reilly, Th. D. takes on both critics and proponents of AI who s...

In this episode of What is Truth?, Jonathon Fessenden interviews Dr. George Mychaskiw on his book Follow the Science: A Catholic Physician’s Contemplations on Faith, Medicine, and the Catholic Church with forewords by Bishop Joseph E. Strickland and Charles C. Camosy, PhD Do you ever wonder if the scientific world has lost its compass? Does it seem like the Catholic Church is increasingly irreleva...

In this episode of What is Truth, Jonathon Fessenden interviews Matthew Tsakanikas on his book A Catechesis on Deification, Transfiguration & the Luminous Mysteries (April 21, 2025) This book is a catechetical exploration of Christian deification, deeply rooted in the theological insights of Saint Athanasius and other Church Fathers. The work connects the mysteries of the Rosary with the trans...

In this episode of What is Truth?, Jonathon Fessenden sits down with Caitie Crowley, author of Stepping Up!: How Christ Turned My Pain & Suffering into Hope & Joy. Caitie shares her powerful testimony of redemptive suffering, healing, and forgiveness, revealing how Christ transformed her deepest struggles into a source of grace. We discuss the meaning of suffering in the Christian life, th...

In this powerful episode, Missio Dei welcomes Fr. Edward Looney to discuss The Dolorous Passion of Our Lord Jesus Christ, the profound visions of Blessed Anne Catherine Emmerich. Join Jonathon Fessenden as they explore the gripping details of Christ’s Passion as revealed to the mystic nun, whose visions inspired The Passion of the Christ. Discover the spiritual depth of these revelations, their si...

In this episode of What is Truth?, Jonathon Fessenden interviews Jose Pulido on his book How to Evangelize Anyone: Proven Skills and Techniques That Make Bringing the Faith to Others Easy and Enjoyable. (February 16, 2025) Skills that Work in the Real World You, like every Catholic, have loved ones, friends, and coworkers who suffer from broken and even antagonistic relationships with Christ and h...

In this episode of What is Truth?, Jonathon Fessenden interviews Dan Schneider on his Liber Christo Method: Marian Devotion, Generational Sin, and Working with Fr. Ripperger (February 2, 2025) 00:00 Intro 01:45 Cannon Law Devotion to Mary 06:30 Spiritual Combat 10:55 Mary is called woman, and why 22:30 Catholic walkaways-Understanding the Eucharist 28:00 ad orientum 34:51 Eucharistic Ministers and...

In this episode of What is Truth? Jonathon Fessenden interviews Joseph Freymann on his book Summa Apologetica: Catholic Apologetics and Moral Questions (January 31, 2025) Summa Apologetica  is for adults and mature teens. It is specifically designed for a year-long course in Catholic Apologetics at the late high-school or early-college level. The book contains 160 questions and answers on Catholic...

In this episode of What is Truth?, Jonathon Fessenden interviews Edward Byrne on his book  In Whom I Am Well Pleased.  (January 11, 2025) Your child’s suicide feels like the biggest parental failure of all.  Any parent wants to be prepared for the worst, but no one ever anticipates the horror actually happening until it is too late.  In alternating chapters, this memoir chronicles Matt Byrne’s you...

In this episode of What is Truth?, John Fessenden interviews Dan Burke on his Conversion from Judaism to Catholicism and his Evangelization of the Jews. (December 28, 2024)

Join Jonathon Fessenden for a profound discussion with Exorcist Msgr. Stephen Rossetti as we delve into the spiritual realms of generational spirits and curses. In this enlightening session, Msgr. Rossetti sheds light on the concept of "Soul Ties" and the power of renunciation prayers. Learn how these spiritual elements can affect our lives and discover the steps to break free from these ties and...

In this episode of "What is Truth?" entitled "Uncovering the Secrets of Stigmata," Jonathon Fessenden discusses The Stigmatists with renowned author Paul Kengor to delve into his latest book, The Stigmatists . Together, they explore the mysterious phenomenon of stigmata—marks resembling the wounds of Christ—that has appeared on some of the most devoted and enigmatic figures in Catholic history. Ke...