Meet Our Staff


Mary Beth Anschutz

Nature Store Manager

marybeth@ridgessanctuary.org

920.839.2802 x 103

Favorite Ridges moment:

The smell of the woods after it rains (petrichor).

Eliza Banjanac

Director of Growth Initiatives

eliza@ridgessanctuary.org

920.839.2802 x 107

Favorite Ridges moment:

Seeing my 1-year-old waddle down the boardwalk to Hidden Brook for the first time.

Wendy Beilfuss

Administrative Assistant

wendy@ridgessanctuary.org

920.839.2802 x 112

Favorite Ridges moment:

A foggy morning with mist rising off the swales or the beach.

Margaret Brennan

Environmental Interpreter

margaret@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Watching a pileated woodpecker hang out just a few feet from the trail!

Cathy Costelow

Visitor Engagement Specialist

cathy@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Seeing Winter Wren for the first time and realizing THIS is why I came to Door County!

Erik Ellison

Marketing Assistant

erik@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Seeing the marsh marigolds in full bloom!

Anna Foster

Director of Operations

anna@ridgessanctuary.org

920.839.2802 x 115

Favorite Ridges moment:

Seeing the Grass of Parnassus flower at night in August and September.

Andy Gill

Assistant Director

andy@ridgessanctuary.org

920.839.2802 x 102

Favorite Ridges moment:

Northern Pike in the swales in the springtime.

Ana Hinkle

Environmental Educator

ana@ridgessanctuary.org

920.839.2802 x 105

Favorite Ridges moment:

The first moment of spring when the toad chorus sings through the swales.

Sam Hoffman

Land Manager

sam@ridgessanctuary.org

920.839.2802 x 108

Favorite Ridges moment:

The carniverous plants of the Sanctuary (Northern Purple Pitcher & Sundew).

Victoria Holderer

Applied Research Ecologist

victoria@ridgessanctuary.org

920.839.2802 x 113

Favorite Ridges moment:

Getting outside with volunteers on each new and exciting project.

Tony Kiszonas

Director of Research

tony@ridgessanctuary.org

920.839.2802 x 104

Favorite Ridges moment:

Something new and different every day.

Katie Krouse

Executive Director

katie@ridgessanctuary.org

920.839.2802 x 101

Favorite Ridges moment:

Wood Lilies in bloom, specifically after it rains or there are dew drops on the flowers.

Dan Scheiman

Visitor Engagement Specialist

dan@ridgessanctuary.org

920.839.2802 x 103

Favorite Ridges moment:

Savoring the sight of Showy and Ram’s Head Lady’s Slippers in the spring.

Amy Shook

Director of Programming and Interpretive Naturalist

amy@ridgessanctuary.org

920.839.2802 x 106

Favorite Ridges moment:

Walking through the trees and coming up to Lake Michigan to feel the welcoming breeze!

Beckham Sonnabend

Resident Research Fellow

beckham@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Finding Heart-leaved Twayblade for the first time after searching for hours.

Jenn Taylor

Staff Accountant

jenn@ridgessanctuary.org

920.839.2802 x 109

Favorite Ridges moment:

Taking my granddaughter on a Sanctuary guided hike with Jane Whitney!

Zane Wulliger

Environmental Educator

zane@ridgessanctuary.org

920.839.2802 x 110

Favorite Ridges moment:

Seeing a baby painted turtle swim in one of the swales!

Seasonal Staff 2026

Lyric Esslinger

WisCorps Summer Conservationist

lyric@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Finding an indigenous population of Ram’s Head Lady’s Slippers while doing land surveys.

Jackson Graham

Summer Environmental Education Intern

jackson@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Watching a baby porcupine walk around and climb up a tree with Backpack Adventure Campers.

Clara Hills

Summer Environmental Education Intern

clara@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Stumbling upon a patch of Twin Flowers on the Mt. Maple trail after reading about them in my wildflower guidebook.

Aubrey Hosey

Lake Forest College Research Intern

aubrey@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Seeing Striped Coralroot, an orchid species that derives its energy from fungi, and getting to hand-pollinate Showy Lady’s Slippers in the shade house!

Jackie Lanear

Summer Environmental Education Intern

jackie@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Listening to warblers sing in the trees around Solitude Swale.

Giorgia Maran

Lake Forest College Research Intern

giorgia@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

When the Land and Research teams joined forces to fence off the Pitcher’s thistle population at the beach! 

Thomas Scharrenberg

Summer Naturalist Intern

thomas@ridgessanctuary.org

920.839.2802

Favorite Ridges moment:

Finding the Ram’s Head orchid on Mt. Maple trail after searching for what had to have been 45 minutes.