RGM® Glossary · People

Stephan Spencer

SEO authority, co-author of The Art of SEO, and founder of the agency behind the GravityStream platform.

Term: Stephan Spencer
Field: SEO
Known for: The Art of SEO
Founded: Netconcepts

Know the source.Stephan Spencer is a search-marketing expert, speaker, and co-author of The Art of SEO, known for building early SEO automation technology.

Who he is

Stephan Spencer is a search-marketing veteran who founded Netconcepts, an agency where he created GravityStream, an early technology that automated large-scale SEO for big e-commerce catalogs. Netconcepts and the GravityStream technology were acquired by Covario in 2010. Spencer has spent two decades consulting, speaking, and writing about how search actually works.

Why he matters

Spencer sits at the intersection of SEO and engineering. GravityStream was ahead of its time in treating SEO as a systems problem — something to be automated and scaled rather than hand-tuned page by page — a mindset that anticipated today’s programmatic SEO. He co-authors The Art of SEO with Eric Enge and Jessie Stricchiola, and has written other titles including Google Power Search.

Where you’ll see his work

Spencer hosts the Marketing Speak and Get Yourself Optimized podcasts, where he interviews practitioners across marketing and personal optimization. He is a frequent keynote speaker at search conferences and a long-standing voice for treating SEO as a rigorous, technical discipline rather than a bag of tricks.

How to use this

Spencer’s career is a useful reminder that scalable SEO is an engineering and content-systems problem, not a checklist. If you run a large catalog or template-driven site, his thinking maps directly onto RGM’s programmatic SEO and technical SEO guides.

Quick answers

Who is Stephan Spencer?

Stephan Spencer is an SEO authority, speaker, and co-author of The Art of SEO. He founded Netconcepts and created the GravityStream SEO automation technology, later acquired by Covario.

What is Stephan Spencer known for?

He is known for co-authoring The Art of SEO, building early large-scale SEO automation (GravityStream), and hosting the Marketing Speak podcast.

Did Stephan Spencer write The Art of SEO?

Yes. Spencer co-authors The Art of SEO with Eric Enge and Jessie Stricchiola; the 4th edition was published by O’Reilly in 2023.

Who is Stephan Spencer?: Stephan Spencer is an SEO authority, speaker, and co-author of The Art of SEO. He founded Netconcepts and created the GravityStream SEO automation technology, later acquired by Covario.
What is Stephan Spencer known for?: He is known for co-authoring The Art of SEO, building early large-scale SEO automation (GravityStream), and hosting the Marketing Speak podcast.
Did Stephan Spencer write The Art of SEO?: Yes. Spencer co-authors The Art of SEO with Eric Enge and Jessie Stricchiola; the 4th edition was published by O’Reilly in 2023.