The following secondary schools have conducted at least one ISAS study since its inception in 1996:
Academy of the Holy Cross
The Agnes Irwin School
Belmont Hill School
Berkshire School
The Bishop’s School
Boston University Academy
The Brearley School
Brooks School
Brookwood School
Buckingham Browne & Nichols School
The Bush School
Cambridge School of Weston
Chapel Hill - Chauncy Hall School
Cheshire Academy
Choate Rosemary Hall
Concord Academy
Culver Academies
Dana Hall School
Delbarton School
The Derryfield School
The Ellis School
Episcopal High School
Friends School of Baltimore
Friends' Central School
George School
Germantown Friends School
Groton School
The Harvey School
The Hill School
Holderness School
Hopkins School
The Hotchkiss School
Kent School
Kents Hill School
Kimball Union Academy
Kingswood-Oxford School
La Salle College High School
Lawrenceville School
Loomis Chaffee School
Loyola Blakefield
The Masters School
Mercersburg Academy
Middlesex School
Milton Academy
Morristown-Beard School
Moses Brown School
National Cathedral School
New Hampton School
Newark Academy
Noble & Greenough School
North Yarmouth Academy
Northfield Mount Hermon School
Oak Knoll School of the Holy Child
Oldfields School
Oregon Episcopal School
Peddie School
The Pennington School
Phillips Academy Andover
Phillips Exeter Academy
Pingree School
Pomfret School
Portsmouth Abbey School
Providence Country Day School
Rye Country Day School
San Francisco University High School
The Shipley School
Solebury School
Springside Chestnut Hill Academy
St. Mark's School
St. Paul's School
Stevenson School
Stone Ridge School
The Stony Brook School
Thayer Academy
Valley Forge Military Academy
Waynflete School
The Webb Schools
Westtown School
William Penn Charter School
Worcester Academy