, 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); })(); Jerry Bergsma | 黄大仙高手论坛

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Professor Jerry Bergsma

Professor
Education
Kinesiology

Biography

Jerry Bergsma heads into his eighth year as head coach of the women鈥檚 golf team. Bergsma's women's golf teams have received the MIAA's Team GPA Award four times in the last six years for maintaining a cumulative team grade point average of 3.30 or above. A 1990 graduate of Calvin, Bergsma was a member of the Calvin men鈥檚 volleyball club team as a student w
here he earned All-Midwest Volleyball Association accolades.  After graduating from Calvin, he coached one year of junior varsity volleyball at Grandville Christian High School.  Bergsma then taught two years at Timothy Christian High School in Barrie, Ontario, before returning to Grand Rapids to work on his graduate education.

A native of Brampton, Ontario and a graduate of Toronto District Christian High School, Bergsma received his master鈥檚 degree in physical education from Western Michigan University in 1996.  In 2011, he completed his Doctorate in Educational Leadership at Western Michigan University. He has served as an faculty member in the Calvin Kinesiology Department over the last 10 years and was recently promoted to the rank of full professor in the department.

Bergsma has also served as the interim head coach of the Calvin women鈥檚 volleyball team, leading the Knights to an MIAA Tournament championship and a berth in the NCAA III Tournament and coached the women鈥檚 tennis team at Calvin for 11 years.

Quick Facts

  • 15 years of coaching at Calvin
  • Calvin College (BA) and Western Michigan University (MA & Ph.D) graduate

Education

  • EdD Western Michigan University, 2011 - Educational Leadership
  • MA Western Michigan University, 1996 - Pedagogy
  • BA Calvin College, 1990 - Physical Education

 

Academic Interests

  • Teacher Education

Teams Coached

  • Women's Golf
  • Women's Tennis
Jerry Bergsma

Contact Me

526-7026

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