Lincoln–Douglas debate (commonly abbreviated as LD Debate, or simply LD) is a type of one-on-one competitive debate practiced mainly in the United States at the high school level.

This article discusses the LD debate format (round structure), speech times, speaking order, and purpose of every speech in a Lincoln-Douglas debate round.

Over the course of the last 15 years, both Dr. Halvorson and Mr. Koshy have spent summers traveling the country, teaching students about Lincoln-Douglas debate. Each summer, they …

Dec 10, 2025 · Lincoln–Douglas (LD) debate is a one-on-one competitive debate format focused on moral and philosophical issues. In LD rounds, each side argues for or against a resolution …

Welcome to LD Debate Prep, a 501 (c) (3) nonprofit and website specifically designed for you, an amazing (prospective) debater, to discover your passion for Lincoln-Douglas (LD) style debate!

2 days ago · The Lincoln-Douglas (LD) debate format is a distinctive, value-oriented form of debate that pits two individuals against each other, arguing a resolution centered on a …

Nov 16, 2025 · In this comprehensive guide, we’ll dive into every aspect of Lincoln-Douglas Debate, covering its history, format, structure, techniques, and its pros and cons.

The following is a comprehensive guide designed to help those starting out with Lincoln Douglas debate succeed in their first season. This guide covers case structure, cross-examination, …

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Unit 3: Values in LD Debate Now that the structure of Lincoln-Douglas debate has been explained, it’s time to examine what distinguishes LD debate from other forms of debate: the …