Search & Sustain

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Search & Sustain is a marketing podcast from MarketingEDGE, co-hosted by Seth Hastings and Erin Hallstrom, that pairs two sides of the audience equation: Seth's expertise in audience marketing and Erin's newsroom background in SEO and AEO. Together they help marketers do two things most struggle to balance—capture an audience and actually keep it.

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In this episode of the Search & Sustain podcast, we had live prompt showdown between two AI experts. See what the 'prompt-off' taught us about brand voice, audience research, ...
July 27, 2026
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In the second episode of Search & Sustain, Erin Hallstrom and Seth Hastings talk about voice vs. AI 'voice' and what actually builds trust with audiences and buyers.
June 23, 2026
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In the pilot episode of Search & Sustain, Erin Hallstrom and Seth Hastings break down what makes headlines, subject lines, and LinkedIn copy worth a click—touching on context,...
May 21, 2026