Technical Articles on Challenge Concepts


The Rectify Concept by Sue Curtis (updated October 2023)

Expanded Supercalls by Sue Curtis

C4 Concepts

Fractional Twosome by Scott Morton and Sue Curtis

The Mimic Concept by Sue Curtis and Bill Ackerman

The Mimic Concept: Centers and Ends by Sue Curtis

Multiple Formations Working Everywhichway by William B. Ackerman and J. Eric Brosius

Nose by Masahiro Kurasawa

The Scatter Concept by Dan Neumann

The Single Concept by J. Eric Brosius

The Straight Concept by Dan Neumann

The 3 by 3 Concept by Sue Curtis

The 3 by 1 Concept by Sue Curtis

The Twisted Concept by Clark Baker

Dynamic by Leon Eskenazi

Dancing the Matrix Concept by Sue Curtis

The Rewind Concept by J. Eric Brosius

Other Articles

Detract n or Any Call

Designators and Concepts by Dan Neumann

Nested Concepts by Bill Heimann

Supercalls: A new class of concepts by Dan Neumann

Star Wars: When Meta-Concepts and Supercalls Collide by Bill Heimann

Supercalls by Lynette Bellini

Commentary on the "Parallelogram Triple Boxes" Concept by Bill Ackerman

Mental Image Calling by Bill Ackerman and Robert French

Choreographic Rules of Flow in Square Dancing by Lynette Bellini

Mental Image Practice (C4) by Bill Heimann

Many thanks to Atsushi Takeuchi for his help in converting many of the preceding documents to HTML.