2025

CMC Far North [keynote]
Eureka, CA

Florida Association of Mathematics Supervisors (FAMS) [keynote]
Orlando, FL

Florida Council of Teachers of Mathematics (FCTM) [keynote]
Orlando, FL

Indiana Council of Teachers of Mathematics [keynote]
Franklin, IN

Kent School District
Kent, WA

 
 

Lake Elsinore Unified School District
Lake Elsinore, CA

Las Virgenes Unified School District
Calabasas, CA

Middle Georgia RESA
Macon, GA

Missouri Department of Education
Springfield, MO

Missouri Department of Education
Columbia, MO

Missouri Department of Education
St. Louis, MO

2024

California Math Council (CMC) South
Palm Springs, CA

Conference for the Advancement of Mathematics Teaching (CAMT) [featured]
Houston, TX

Educational Service District 112
Vancouver, WA

Lake Elsinore Unified School District
Lake Elsinore, CA

NCTM Annual Conference
Chicago, IL
 
 

NCSM Annual Conference
Chicago, IL

North Babylon School District
North Babylon, NY

Stockton Unified School District [keynote]
Stockton, CA

West Virginia CTM Conference [keynote]
Virtual

Wisconsin Math Council [keynote]
Green Lake, WI
 

2023

Avenues The World School [keynote]
San Jose, CA

California Math Council (CMC) South
Palm Springs, CA

Gallia-Vinton Educational Service Center
Rio Grande, OH

Gwinnett County Public Schools
Atlanta, GA

Lake Elsinore Unified School District
Lake Elsinore, CA

Laramie County School District #1
Cheyenne, WY

Mathematical Association of NSW [keynote]
Sydney, New South Wales, Australia

Mathematical Association of Victoria [keynote]
Melbourne, Victoria, Australia

Mathematics Symposium [keynote]
Bairnsdale, Victoria, Australia

Mathematics Symposium [keynote]
Caroline Springs, Victoria, Australia
 

Montgomery County Intermediate Unit 23
Norristown, PA

Nassau County Association of Mathematics Supervisors [keynote]
Long Island, NY

National Center for Education Statistics
Virtual

Nevada Virtual Academy
Las Vegas, NV

NCTM Annual Conference [invited]
Washington, DC

North Babylon School District
North Babylon, NY

Orange County Math Council Symposium
Tustin, CA

Queensland Association of Mathematics Teachers
Brisbane, Queensland, Australia

Silver Creek Dragons Foundation
Sellersburg, IN

The Math Experience [keynote]
Virtual
 
 

2022

Association of Mathematics Teachers of New York State (AMTNYS) [keynote]
Rochester, NY

Carnegie Learning [keynote]
Las Vegas, NV

Conference for the Advancement of Mathematics Teaching (CAMT) [featured]
Dallas, TX

Education Service Center, Region 17
Lubbock, TX

Greater San Diego Math Council
San Diego, CA

Green River Regional Educational Cooperative
Bowling Green, KY

Mathematical Association of Victoria
Victoria, Australia
 
 

Nevada Virtual Academy
Las Vegas, NV

Montgomery County Intermediate Unit 23
Norristown, PA

NCTM Annual Conference [featured]
Los Angeles, CA

Orange County Math Council Conference
Virtual

San Bernardino City USD
San Bernardino, CA

West Ada School District
Boise, ID

West Suburban Math Institute [invited]
Chicago, IL

 

2021

Beyond Math Conference
Virtual

California Math Council (CMC) South
Palm Springs, CA

Council of Presidential Awardees in Mathematics [keynote]
Virtual

Eureka USD
Virtual

Idaho Super Conference [keynote]
Virtual

Kern County Superintendent of Schools
Virtual

NCSM Annual Conference
Atlanta, GA

NCTM Annual Conference [invited]
Atlanta, GA

NCTM Virtual Conference [invited]
Virtual

Northwest Math Conference [featured]
Virtual

STLinATL
Virtual

West Virginia CTM Conference [keynote]
Virtual

 

2020

Association of State Supervisors of Mathematics
Virtual

BMM Virtual Math Summit
Virtual

Carnegie Learning Math Institute [keynote]
Greenville, SC

California Math Council (CMC) South
Virtual

FCTM Summer Mini Conference [keynote]
Riviera Beach, FL

Greater San Diego Math Council Conference
San Diego, CA

HMH Webinar
Virtual

Kentucky Center for Mathematics Conf. [featured]
Lexington, KY

Kern County Superintendent of Schools
Virtual

Los Angeles Unified School District
Los Angeles, CA

 

2016

Arizona Department of Education
Phoenix, AZ

Bonita Unified School District
San Dimas, CA

California GEAR UP
Anaheim, CA

California Math Council (CMC) South
Palm Springs, CA

Education Plus
Arnold, MO

Evergreen Public Schools
Vancouver, WA

Francis Howell School District
Cottleville, MO

Fullerton Unified School District
Fullerton, CA

Grassroots Workshops
Anaheim, CA

Greater San Diego Math Council [keynote]
San Diego, CA

Greenwich Country Day School
Greenwich, CT

Haywood County Schools
Waynesville, NC

Monterey County Office of Education
Salinas, CA

Mountain View School District
El Monte, CA

NCTM Annual Conference [invited]
San Francisco, CA

NCSM Annual Conference [spotlight speaker]
Oakland, CA

NCTM Regional Conference [featured]
Phoenix, AZ

OCMC Symposium [keynote]
Costa Mesa, CA

San Joaquin Valley Math Project
Visalia, CA

San Ramon Valley Unified School District
Danville, CA

Sudbury Public Schools
Sudbury, MA

Tulare County Office of Education
Tulare, CA

Victor Elementary School District
Victorville, CA

Wentzville School District
Wentzville, MO

Western Regional Education Service Alliance
Ashville, NC