NEW: Midseason Sourcebooks (January Release)

Midseason sourcebooks have officially been released! Check them out!

Preseason Sourcebooks (August Release)

What sets our sourcebooks apart?

At Ethos, it’s not just quality over quantity. It’s

quality, quantity, and strategy over everything.

 Expert researchers. We hired national champions, policy analysts, and national-level collegiate debaters as researchers for this sourcebook. Our authors get payed the best rates on the market, and it shows.

Prepped positions. Both our generic and specific positions are fully structured and bolstered with credible evidence. We’re not just giving you a pile of cards — we’ve written your cases for you, both aff and neg.

Evidentiary quality. There are strict evidentiary standards at Ethos. We’re paying our sourcebook writers to meticulously comb through the thousands of articles to get you only the most credible authors with the most relevant information.

The 2021 Mastership Sourcebook Pre-Season includes…


 20 Briefs | NCFCA / Stoa | $29.99

  • 4 fully structured affirmative cases, complete with evidence, rhetoric, and strategy notes.
  • 4 prepped negative cases, with evidence, rhetoric, and fully-structured contentions (and strategy notes).
  • 8 extensive blocks for all aff/neg cases with second-line responses and extention evidence.
  • 4 big generic briefs with cards and analysis against a host of possible affirmative and Negative cases.

Team Policy

 25 Briefs | NCFCA / Stoa | $39.99

  • 6 fully prepped affirmative cases with strategy notes.
  • 6 extensive Aff blocks with answers to a host of negative arguments
  • 6 specific negative briefs with structured positions and strategy notes.
  • 2 huge generic briefs on each side of the topic lecture with subsections addressing each possible issue that might come up.
  • 4 fully structured generic disadvantages, complete with second line responses, specific links, extensions for each subpoint, Affirmative responses, and strategy notes.
  • 1 all-inclusive Topicality brief with definitions on each contentious word in the resolution and prepped T-presses.