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About Casey Botticello

Hey everyone! My name is Casey Botticello, and I am the creator or Blogging Guide, an award winning Substack newsletter that explores the digital publishing landscape.

I created Substack Course as both a blog full of free resources and a course for Substack writers. In addition to publishing my own top selling newsletter on Substack, I was awarded the Substack writer grant and have worked as a paid consultant for Substack and several other leading digital publishing platforms.

If you have any questions about Substack or want to contact me please use my contact page.

Music culture continues to evolve through streaming, social platforms, and independent distribution. Writers on Substack have embraced long-form criticism, artist interviews, and deep dives into music history. Unlike traditional music journalism, many Substack writers blend cultural analysis with personal perspective and industry insight. This results in richer storytelling and thoughtful exploration of genres and movements. …

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Best Substack Newsletters for Geopolitics (2026 Guide) Geopolitics influences global markets, security alliances, trade flows, and diplomatic relations. In an increasingly multipolar world, understanding power competition and regional instability is essential for policymakers, investors, and globally minded readers. Substack has become a major platform for foreign policy experts, journalists, and analysts to publish independent geopolitical …

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Investing can be a complex and ever-evolving field, but Substack newsletters have emerged as a valuable resource for those looking to stay informed. They offer a convenient way for investors to access expert insights, market analysis, and financial trends directly from seasoned professionals. With content ranging from detailed analysis of market movements to investment strategies …

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Whether you’re a blogger, novelist, journalist, copywriter, or creator building an audience, Substack has become one of the most valuable platforms for writers. Beyond hosting newsletters, it’s also home to experts who teach craft, publishing strategy, audience growth, and monetization. Below are 10 of the best Substack newsletters for writers, each offering practical insight, inspiration, …

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In a world of fast-moving events, clear reporting, sharp analysis, and dependable context are more valuable than ever. These Substack newsletters cover global events, politics, culture, and high-impact developments — giving you curated, thoughtful news beyond the headlines. Below are 10 of the best news newsletters on Substack, with short descriptions and subscription links.In a …

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Artificial intelligence continues to transform every corner of society — from technology to economics, ethics, and geopolitics. With that explosion of innovation comes an abundance of commentary, research, and thought leadership. Substack has become a hub for independent writers who break down complex AI topics with clarity and expertise. Below are 10 of the most …

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Whether you’re a blogger, novelist, journalist, copywriter, or creator building an audience, Substack has become one of the most valuable platforms for writers. Beyond hosting newsletters, it’s also home to experts who teach craft, publishing strategy, audience growth, and monetization. Below are 10 of the best Substack newsletters for writers, each offering practical insight, inspiration, …

Read More about Best Substack Newsletters for Writers

Economics shapes everything from markets and policy to global development and everyday life. Substack has become a powerful platform for economists, analysts, and financial thinkers to share independent research, data-driven commentary, and deep policy analysis. Below are 10 of the best economics newsletters on Substack, featuring diverse perspectives across macroeconomics, banking, public policy, and global …

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Activism today spans public health, climate justice, civil liberties, labor rights, technology governance, and more. Substack has become an important platform for independent voices organizing communities, sharing research, and offering tools for action. Below are 10 of the best Substack newsletters for activists, featuring writers and organizations that inform, mobilize, and equip readers to make …

Read More about Substack for Activists: Harnessing Newsletters for Social Change

Finance sits at the center of markets, banking, investing, policy, and global economic shifts. Substack has become a major destination for independent financial thinkers who provide deep analysis, sector expertise, and actionable insight beyond traditional media coverage. Below are 10 of the best Substack newsletters for finance, offering diverse perspectives across markets, banking, macroeconomics, and …

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