, but this code // executes before the first paint, when

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is not yet present. The // classes are added to so styling immediately reflects the current // toolbar state. The classes are removed after the toolbar completes // initialization. const classesToAdd = ['toolbar-loading', 'toolbar-anti-flicker']; if (toolbarState) { const { orientation, hasActiveTab, isFixed, activeTray, activeTabId, isOriented, userButtonMinWidth } = toolbarState; classesToAdd.push( orientation ? `toolbar-` + orientation + `` : 'toolbar-horizontal', ); if (hasActiveTab !== false) { classesToAdd.push('toolbar-tray-open'); } if (isFixed) { classesToAdd.push('toolbar-fixed'); } if (isOriented) { classesToAdd.push('toolbar-oriented'); } if (activeTray) { // These styles are added so the active tab/tray styles are present // immediately instead of "flickering" on as the toolbar initializes. In // instances where a tray is lazy loaded, these styles facilitate the // lazy loaded tray appearing gracefully and without reflow. const styleContent = ` .toolbar-loading #` + activeTabId + ` { background-image: linear-gradient(rgba(255, 255, 255, 0.25) 20%, transparent 200%); } .toolbar-loading #` + activeTabId + `-tray { display: block; box-shadow: -1px 0 5px 2px rgb(0 0 0 / 33%); border-right: 1px solid #aaa; background-color: #f5f5f5; z-index: 0; } .toolbar-loading.toolbar-vertical.toolbar-tray-open #` + activeTabId + `-tray { width: 15rem; height: 100vh; } .toolbar-loading.toolbar-horizontal :not(#` + activeTray + `) > .toolbar-lining {opacity: 0}`; const style = document.createElement('style'); style.textContent = styleContent; style.setAttribute('data-toolbar-anti-flicker-loading', true); document.querySelector('head').appendChild(style); if (userButtonMinWidth) { const userButtonStyle = document.createElement('style'); userButtonStyle.textContent = `#toolbar-item-user {min-width: ` + userButtonMinWidth +`px;}` document.querySelector('head').appendChild(userButtonStyle); } } } document.querySelector('html').classList.add(...classesToAdd); })(); 2023–2024 Van Lunen Fellows | »Æ´óÏɸßÊÖÂÛ̳

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2023–2024 Van Lunen Fellows

2023–2024 Van Lunen Fellows

View past Fellows

Joel Bahr

Joel Bahr
Head of Schools
Lutheran West
Rocky River, OH

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Paul Breadmore

Paul Beardmore
VP of Educational
Programs
Chr. School Assoc.
of Greater Harrisburg
Harrisburg, PA

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Brian Bell

Brian Bell
Head of Schools
Redlands Christian
Schools
Redlands, CA


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Amy Boatman

Amy Boatman
Head of School
Salem Lutheran
School
Tomball, TX

Jonathan Bolton

Jonathan Bolton
Principal
Destiny Christian
School
Red Deer, AB

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Jason Borko

Jason Borko
Head of School
Pinewood Chrisitan
Academy
Middleburg, FL

Tracy Bradely

Tracy Bradely
Trustee & Head
of School
Park Street School
Boston, MA

Neil Childs

Neil Childs
Head of School
Temple Christian
School
Fort Worth, TX

Earl Driedger

Earl Driedger
Head of School
Airdrie ChristianÌý
Academy
Airdrie, AB

Thomas Gerds

Thomas Gerds
Head of School
Grace ChristianÌý
School of Ocala,FL
Ocala, FL

Mark Helmer

Mark Helmer
Head of School
Covenant DayÌý
School
Matthews, NC

Nate Holton

Nate Holton
Superintendent
Central Christian
School
Kidron, OH

Stephen Janssen

Stephen Janssen
Principal
London Christian
Elementary School
London, ON

Megan Kooiman

Megan Kooiman
Principal
Ireton ChristianÌý
School
Ireton, IA

Kevin Mosley

Kevin Mosley
Head of School
Legacy Christian
Academy
Frisco, TX

Gabe Pethtel

Gabe Pethtel
Head of School
Intermountain
Christian School
Salt Lake City, UT

Jessica Raba

Jessica Raba
Asst. Head of School/
Principal
Long Island Lutheran
Middle & High School
Glen Head, NY

David Robinson

David Robinson
Head of School
Washington
Christian Academy
Olney, MD

Chris Sievers

Chris Sievers
Principal
Borculo Christian
School
Zeeland, MI

Carolyn VanZwol

Carolyn Van Zwol
Principal
Laurentian Hills
Christian School
Kitchener, ON

Cindy Westendorp

Cindy Westendorp
Principal
Elora Road
Christian School
Guelph, ON

Laura Westra

Laura Westra
Head of School
Randolph Christian
School
Randolph, WI

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Mark Witvliet

Mark Witvliet
Head Administrator
Dutton Christian
School
Caledonia, MI

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