The Power Source
Keri MangisThe Power Source is a space for reflection and deepening consciousness in uncertain times.
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 150 | Subscribers | Read | kerimangisauthor.substack.com |
Curious about how many subscribers The Power Source has or want to find similar newsletters? Reletter has got you covered. We collated all the information we could find from across the web in our database of over three million newsletters.
Check the email archives, get traffic estimates, engagement scores and more to discover the best advertising opportunities.
Our search tool helps you locate relevant newsletters for any topic and compare their stats for better sponsorship decisions.
Latest Issues
Recent posts by this newsletter. Browse the email archive.
Solidarity Is Not Performative
Living in Minneapolis right now is wild.
The Best of Us, the Worst of Us.
I took this picture as we gathered in my neighborhood for a vigil dedicated to honoring Alex Pretti and standing together as a community against the unwelcome and violent invasion of ICE and Border Patrol. There were many vigils like this, ...
My TEDxMinneapolis talk is now live!
Dear {{ subscriber.first_name }},
Is Aging Gracefully enough for you?
Join me in person at the Lake Harriet Spiritual Community in Minneapolis, MN or on Facebook Live on Sunday, October 12 at 10:30 am (CST) for a motivational talk on living and aging gracefully.
Similar Newsletters
Other publications recommended by the authors of this newsletter.
Authors
The writers behind this newsletter.
Author, Speaker, and Wholeness Advocate focused on personal and collective transformation. My new book, The Essential Ingredient: Remaking Ourselves in Times of Crisis, comes June 2026.
Frequently Asked Questions
How can I access the email archive for The Power Source?
You can find recent issues that have been published by The Power Source on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.
How many subscribers does The Power Source have?
To see how many people subscribe to The Power Source, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.
How can I advertise in The Power Source?
Newsletter advertising can be extremely effective when it's done right. Before you pitch The Power Source as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.
Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.
How much does it cost to sponsor a publication like The Power Source?
Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.
To find out how much an ad will cost, contact The Power Source using the contact information provided and ask for a copy of their media kit.
How can I find newsletters similar to The Power Source?
Scroll up to where it says Similar Newsletters to see other publications like The Power Source. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.
How do I contact The Power Source?
Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.