Aaron Armstrong, 2023 headshot

Aaron Armstrong

Aaron Armstrong is the author of several books for adults and children, documentary screenwriter, ministry leader, and podcaster. His most recent book I’m a Christian—Now What? A Guide to Your New Life with Christ (Lexham Press, 2023).

Recent Release:

I’m a Christian — Now What?

As an adult convert, Aaron Armstrong had to face these questions himself. In I’m a Christian—Now What? A Guide to Your New Life with Christ, Aaron helps you take those important first steps. 

Recent Articles

The Starting Point of the Sermon on the Mount

We often read the Sermon on the Mount merely as a set of rules. And sometimes we turn parts of that aren’t rules into them. But when we do this, we miss the starting point of the Sermon on the Mount: the grace Jesus gives to all who need it.
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Sometimes what we can know about key truths such as the Trinity are like light shining through the darkness.

The Trinity, Analogies, and Accidental Heresies

The Trinity is a mysterious truth, and it’s tempting to use analogies to help understand it. But the problem with analogies is that, instead of helping us see the beauty of God’s nature, they often lead to accidental heresy.
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A model of a human brain, the organ deeply affected by mental illlnesses and developmental disorders like ADHD and autism.

Let’s stop talking foolishly about ADHD and mental health

Normally, when someone is wrong on the internet, I try to ignore it. But when a celebrity pastor recently said that ADHD and mental illness aren’t real, I couldn’t. How do I know they’re real? Because I have ADHD. Here’s why this kind of foolish talk is so dangerous.
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A Bible opened to Psalm 19, a psalm that reminds us that God's Word is good.

If we believe God’s Word is good, we need to read it

Christians believe God’s Word is good. It is good for us personally—and it is good for the world. But if we believe this, why don’t we read it? There may be many reasons for this, but what if the most important is that we don’t know how?
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A lavender field in France. The beauty of the natural world is one of the ways through which God reveals his existence.

If you want to know if God is real, go outside

How do we know if God is real? Sometimes we doubt it because we can’t see him face-to-face, or if he is real, he must be silent. But God doesn’t hide his existence. He makes himself known. And if we want to know if he is real, go outside.
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Cover art for my new podcast, Your Next Favorite Book

Join me as I introduce you to one book I enjoy every episode. Whether fiction, current events, spiritual formation, history—or something else entirely—the goal is the same: to help you find a new favorite, or maybe rediscover a familiar one.

Listen & Subscribe

Invite Aaron to Speak

Whether it’s on a specific topic or a passage of Scripture, Aaron is available for a limited number of speaking engagements each year. A few of the topics he speaks on include:

  • The challenges of discipling adult new believers
  • Understanding and embracing biblical perspectives on social justice
  • Gospel-centered discipleship for all ages
  • A holistic perspective on contending for the faith
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