Regeneron ISEF 2023

Regeneron ISEF 2023, the world’s largest pre-college STEM competition, will take place from May 14-19 in Dallas, Texas, at the Kay Bailey Hutchison Convention Center. Regeneron ISEF 2023 will be a fully in-person event complimented by a virtual site where finalists will share their projects online.

All judging and events will be in-person.

Sign up as a volunteer or a Grand Award Judge to support the more than 1,800 high school students from around the world who will be competing for nearly $6 million in awards during Regeneron ISEF. Encourage the next generation of innovators!

Register to Volunteer

Apply to be a Judge

Volunteer Flyer


Competing at Regeneron ISEF starts at a Society-affiliated fair


Official rules and guidelines for competition

International Rules and Guidelines

Project Material Guidelines for Regeneron ISEF 2023

2023 Project Material Guidelines (PDF)

Answers to questions for students, parents and teachers

Frequently Asked Questions

Definitions and details of the categories of competition

Categories and Subcategories

Searchable database of abstracts from 2014 to 2022

Project Database

Congratulations to the top winners of Regeneron ISEF 2022!

High school scientists from around the world won nearly $8M in awards, scholarships at Regeneron ISEF 2022, with the $75,000 top award going to 17-year-old Robert Sansone of Fort Piece, Florida.

Regeneron ISEF 2022 Program Book

Read the Grand Awards Press Release

Watch the Awards Ceremony

Head to our Virtual Science Fair to see all the winners’ projects


ISEF 2022 Top 3 winners

Past Regeneron ISEFs

Affiliated Fairs

The Society’s network of affiliated science fairs around the globe are critical to the success of Regeneron ISEF and Thermo Fisher Scientific Junior Innovators Challenge.

Resources for science fair personnel include:

  • Affiliated Fair Dashboard
  • Affiliated Fair Guidelines
  • Resources for Science Fair Management
  • Standards for Science Fairs
Find Resources for Affiliated Fairs

From the Society Blog

Heather Hankamer stands at a podium delivering remarks
An animated photograph of a woman wearing blue clothes sits, hugging her legs. She has blue hair.
A student asks a question into a microphone during a Q&A session at Regeneron ISEF 2022


Sponsors of ISEF 2022

ISEF 2022 Sponsors