# callahan (blogs) — RSS Amplifier

Recent posts from the 1 feeds in the RSS Amplifier directory that cover callahan.

Page: <https://rssamplifier.com/topics/callahan/blogs>  
Feed: <https://rssamplifier.com/topics/callahan/blogs.md>

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## [The Mustard Seed Squad](https://playinggodleadstotrouble.substack.com/p/the-mustard-seed-squad)

_2026-08-19 · Jason William Karpf · Playing God Leads to Trouble_

You don’t need an army of advocates. You need a faithful handful.

## [T Minus Zero, Forever](https://playinggodleadstotrouble.substack.com/p/t-minus-zero-forever)

_2026-08-16 · Jason William Karpf · Playing God Leads to Trouble_

Your book launch is one moment. Discovery lasts for years.

## [I Hate Marketing](https://playinggodleadstotrouble.substack.com/p/i-hate-marketing)

_2026-08-12 · Jason William Karpf · Playing God Leads to Trouble_

A free, live Zoom presentation for Christian authors

## [Creature from the Dead Pool, Chapter 4](https://playinggodleadstotrouble.substack.com/p/creature-from-the-dead-pool-chapter-ad6)

_2026-08-10 · Jason William Karpf · Playing God Leads to Trouble_

Harry and Marcia capture the Gill-Man, briefly. After the mutated creature escapes, Marcia reunites with former colleague/lover Tom Morton.

## [Creature from the Dead Pool, Chapter 3](https://playinggodleadstotrouble.substack.com/p/creature-from-the-dead-pool-chapter-474)

_2026-07-22 · Jason William Karpf · Playing God Leads to Trouble_

Officer Harry Callahan and wealthy widow Marcia Barton search San Francisco Bay for the Gill-Man. The hunt is not long.

## [Why Christian Creators Hate Marketing](https://playinggodleadstotrouble.substack.com/p/why-christian-creators-hate-marketing)

_2026-07-17 · Jason William Karpf · Playing God Leads to Trouble_

You have good reasons, but a true definition of “marketing” can change all that.

## [Professor K Labs](https://playinggodleadstotrouble.substack.com/p/professor-k-labs)

_2026-07-14 · Jason William Karpf · Playing God Leads to Trouble_

Equipping Christian creators to steward what God has already put in their hands.

## [Creature from the Dead Pool, Chapter 2](https://playinggodleadstotrouble.substack.com/p/creature-from-the-dead-pool-chapter-864)

_2026-07-09 · Jason William Karpf · Playing God Leads to Trouble_

Officer Harry Callahan learns his scientist brother died mysteriously in San Francisco Bay. The trail leads back to Marcia Barton, wealthy widow of the mad doctor who last hunted the Gill-Man.

## [Your Book is Only the Beginning](https://playinggodleadstotrouble.substack.com/p/your-book-is-only-the-beginning)

_2026-07-07 · Jason William Karpf · Playing God Leads to Trouble_

Introducing a series for Christian authors that turns “marketing” into the Enhanced Offering.

## [Code Faster with Clear Tutorials (Sponsored)](https://crawlproof.com/a/WofQWXKX73YN)

_2026-07-07 · **Sponsored**_

Short, step-by-step coding videos you can follow along

## [Creature from the Dead Pool, Chapter 1](https://playinggodleadstotrouble.substack.com/p/creature-from-the-dead-pool-chapter)

_2026-06-28 · Jason William Karpf · Playing God Leads to Trouble_

In 1957, Scientist Jennings Callahan proves the Gill-Man survived its escape from Barton Ranch. San Francisco PD officer Harry Callahan will soon mourn his brother and want revenge.