The following individuals contributed to the development of plant and animal phenology monitoring protocols for the USA-NPN, and/or species selection, species profile pages or phenophase photo guides for Nature's Notebook.

Paul Alaback

Dave Almquist

Craig Anderson

Marilyn Anions

Ken Armitage

Carla Arreguin

Stephen Baenziger

LoriAnne Barnett

Lisa Benton

Julio Betancourt

Beth Bisson

Kjell Bolmgren

Rick Bonney

David Breshears

Samantha Brewer

Dawn Browning

Noel Burkhead

Bill Busby

Nicole Capuano

Bill Carr

Linda Chafin

Anne Chazal

Jay Cordeiro

Jeff Corser

Theresa Crimmins

Phillip deMaynadier

Ellen Denny

David DeSante

Sandy DeSimone

Fred Dieffenbach

Nicholas Dietschler

Pauline Drobney

Sam Droege

Bettina Eastman

Ryan Evans

John Fleckenstein

Michael Forstner

Craig Freeman

J.B. Friday

Sierra Frydenlund

Mark Friedl

John Gamon

Rick Gardner

Kathy Gerst

Cara Gibson

Andy Gluesenkamp

Kathy Goodin

Wendy Gordon

Tracey Gotthardt

Kelly Gravuer

Beau Gregory

Patty Guertin

Karl Gunnarsson

Rick Hafele

Brian Haggerty

Christine Hallman

Geoffrey A. Hammerson

Dionna Hatch

J. B. Heiser

Sandra Henderson

Daniel Herms

Dan Hipes

Chris Hobson

Ryan Hoffman

Lisa Holmes

Elizabeth Howard

Dale Jackson

Howard Jelks

D. Kent Johnson

Bruce Jones

Katie Jones

Jherime Kellerman

Steve Kelling

Donna King

Susan Kirks

Brad Lambert

Blaire Langston

Ola Langvall

Scott Laursen

John Lill

Creighton Litton

Michael Loik

Mark Losleben

David Maddox

Karen Martin

Liz Matthews

Erynn Maynard

Susan Mazer

Mitch McClaran

Darlene McGriff

Art McKee

Gretchen Meyer

Abe Miller-Rushing

Kim Morris

Jenny Moscato

Suzanne Mrozak

Jessica Muhlin

Georgia Murray

Marion Murray

Katy NeSmith

John O'Keefe

Rachael Olliff

Claire O'Neill

Kelly Perkins

Jackie Poole

Bob Popp

Erin Posthumus

Thomas P. Quinn

J. C. Randolph

Andrew Richardson

Steve Roble

Miguel Roman

Alyssa Rosemartin

Crystal Schaaf

Matthew Schlesinger

Jerry Schoen

Rob Schorr

Alfred Schotz

Sue Schuetze

Mark Schwartz

Dale Schweitzer

Clifford Shackelford

Sara Schaffer

Jeremy Siemers

Tawny Simisky

Jason Singhurst

Judy Soule

John Sovell

Carol Spurrier

Esperanza Stancioff

Mark Steingraeber

Rob Stevenson

Kristin Szabo

Bob Szaro

Geri Tierney

Kathryn Thomas

Shea Uehana

Emily Van Ness

David Wagner

Peter Warren

Juliana Webber

Doug Weihrauch

Linda Weir

Jake Weltzin

Erin White

Jack Williams

Kim Williams

Bruce Wilson

Valerie Wright

Bruce E. Young

John Young

Stam Zervanos