An Approachable Guide to Christianity’s Core Beliefs

Download Chapter 1 of Faith Simplified

Filled with clear explanations and relatable insights, Faith Simplified will teach you what Christians believe and encourage you to explore on your own.

Hi, I’m Aaron Armstrong

I am the author of several books for all ages, as well as Bible studies, documentaries, and a teacher with 20 years experience serving the local church.

As an adult convert, I know what it’s like to have questions about Christianity. That’s why I write and teach to engage those curious about the faith, encourage new believers, and equip those who come alongside them.

My work has been featured in places like Christianity Today, The Gospel Coalition, and Gospel-Centered Discipleship. You can learn more about me and my work here.

More About Me

Aaron is:

A Christian author focused on accessible theology and discipleship

A church leader with 20 years of ministry experience

A speaker addressing faith, culture, and everyday Christian life

Read the Latest Article

Ministry in tiles with a fall themed background.

The Fall Ministry Season Just Got a Lot Busier (and I’m Grateful)

A few weeks ago, I shared a few of my plans and prayers for ministry this year. As the fall ministry season approaches, I wanted to share a quick update because things look a lot busier—and I’m grateful for it.

Aaron writes to:

Bring clarity to challenging biblical topics

Offer practical encouragement for spiritual growth and formation

Examine cultural issues through a Christian lens

Reflect on books, writing, and ministry

As a writer, my desire is to come alongside you as you explore questions about faith, life, and Jesus. That’s why, every week, you will find a new reflection on the Bible, an exploration of an important cultural issue, or practical encouragement to help you grow in your faith.

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Faith Simplified

Addressing the curious, the questioning, and the committed alike, Faith Simplified unpacks the faith-defining truths of Christianity and their profound bearing on how you live each day.

Faith Simplified gives you:

Clear explanations of the beliefs at the heart of Christianity

Practical guidance to see why these beliefs matter your life

Relatable insights from an author who knows knows what it’s like to be new to the faith

Discussion questions and encouragement to continue exploring on your own & with others

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Speaking and Teaching

For the last 20 years I’ve served local churches in several capacities, including as a teacher, speaker, and preacher. Whether speaking for a worship service, class, conference presentation, or workshop, my goal is to bring you on a journey of discovery, helping you to delight in the beauty and richness of God’s Word.

Aaron teaches on:

Starting with Delight: How to reorient our disicpleship mindset

“Now What?”: How does the church help adult new believers grow in the early years of their faith?

Loving your Immigrant Neighbor as Yourself: What the church needs to know to about who immigrants are, what’s involved, and how to help

The Church and Autism: How to more effectively be a welcoming place for people with autism

Let’s Talk

Your Next Favorite Book, a podcast from Aaron Armstrong

Table of (mal)Contents

Join me, Dave Schroeder, and friends as we talk about the books we love, and a few we really don’t to help you be a better reader.

Frequently Asked Questions

Who is Aaron Armstrong?

Aaron Armstrong is a Christian author, speaker, and publishing professional who writes about faith, discipleship, and Christian living. He has extensive experience in church ministry and in Christian publishing.

What topics does he write about?

He writes primarily about Christian discipleship, theology for everyday life, and spiritual growth. He also addresses writing, books, and cultural topics from a Christian perspective.

What is Faith Simplified about?

Faith Simplified explains the core beliefs of Christianity and how they apply to daily life. It is ideal for people curious about the faith, new to Christianity, and longtime wanting to explore these truths with fresh eyes. You can learn more about the book here.

Who are his books for?

Aaron’s books are primarily written for individuals exploring Christianity, new believers, and Christians seeking clearer understanding and practical guidance.

What is Aaron’s background in ministry?

Aaron has served local churches for 20 years in children’s ministry, small groups, and preaching and teaching roles. He is pursuing a Masters of Arts degree with Redemption Seminary.

What makes his writing different?

Aaron’s writing focuses on clarity, accessibility, and practical application, making theological concepts understandable and usable in everyday life.