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Down Syndrome Facts

Down syndrome,
or Trisomy 21, is:

  • A condition whereby there are three copies of the 21st chromosome instead of two.
  • One of the leading clinical causes of cognitive delay in the world.
  • The most frequently occurring chromosomal condition, affecting approximately 1 in every 733 births in the United States.

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Linda Crnic Institute for Down Syndrome

Edward McCabe

Director's Welcome

Welcome to the Linda Crnic Institute for Down Syndrome. As the first full-time executive director of the Crnic Institute, I am extremely pleased with the outstanding team we are building to achieve our mission to significantly improve the lives of all people with Down syndrome and to eradicate the medical and cognitive ill effects associated with Down syndrome.

The Crnic Institute is unique in its comprehensive approach to Down syndrome, moving information nimbly from basic science investigations, clinical and translational research, and clinical trials into the clinic. Our administrative offices, the majority of our laboratory space and our clinical arm, the Anna and John J Sie Center for Down Syndrome at the Children’s Hospital Colorado, are located on the Anschutz Medical Campus. Read more >>

News and Events

Find recent Down sydrome news stories and upcoming events at the Linda Crnic Institute for Down Syndrome.

Institute Updates

Learn about what's happening with the Linda Crnic Institute for Down Syndrome.

Job Openings

Learn more about Linda Crnic Institute for Down Syndrome job openings.

Anna Sie
Co-Founder of the Anna and John J. Sie Foundation

John Sie
Founder and Former Chairman of Starz Entertainment Group LLC (SEG)

Michelle Sie Whitten
Executive Director of the Anna and John J. Sie Foundation

AJSF
Anna and John J. Sie Foundation

GDSF
Global Down Syndrome Foundation

Edward RB McCabe, MD, PhD
Executive Director

Linda Crnic Institute for Down Syndrome
Research Complex 2
Room P15-4014
Mail Stop 8608
12700 E 19th Ave.
Aurora, CO 80045
Phone: 303-724-6599
Fax: 303-724-5741

SIE Center for Down Syndrome
Children’s Hospital Colorado
For Appointments Please Call: 720-777-6750