here is a list of all of the Sustainable Brands 2011 speakers that have Twitter handles.
(What a tweet frenzy! Thanks to Haley for putting this together.)

Name

Organization/Business

Handle

Christine Arena

SparkUp

@ChristineArena

Chip Conley

Joie de Vivre

@ChipConley

David Ian Gray

Dig360 Consulting

@DavidIanGray

Jeffrey Hollender

7th Generation

@jeffhollender

Susan McPherson

Fenton

@susanmcp1

Jacquelyn Ottman

Ottman Consulting

@Jacquelynottman

Alison Presley

Travelocity

@travelforgood

David Schatsky

GreenResearch.com

@dschatsky

Erin Schrode

Teens Turning Green

@erinschrode

Gregory Unruh

Thunderbird School of Global Management

@gregoryunruh

Gabe Zichermann

Author, Game-Based Marketing

@gzicherm

Gil Friend

Natural Logic, Inc.

@gfriend

Ephi Banaynal

SAP

@ephibanaymal

Mitch Baranowski

BBMG

@whichmitch

Raphael Bemporad

BBMG

@rbemporad

Graceann Bennett

Ogilvy & Mather

@graceann

Coleman Bigelow

@thefifthp

Celia Canfield

Green Energy Agents

@ecocelia

Jerri Chou

Lovely Day

@jchou

Dave Cobban

Nike

@Davecobban

Kierstin De West

Ci: Conscientious innovation

@hellokier

Adam Dole

Mayo Clinic

@adamdole

Jeffrey Fielkow

TetraPak

@recycletetrapak

Jason Foster

Replenish

@myReplenish

Marc Gobe

Author- Emotional Branding 2.0

@mgobe

Ellen Goodman

Playworks

@ellen_goodman

Neal Gorenflo

Shareable Magazine

@gorenflow

Peter Graf

SAP

@PeterGGraf

Tim Griener

Pure Strategies

@TimGreiner

Chris Guenther

SustainAbility

@reallychrisg

Kevin Hagen

REI

@kevinhagen

Karen Janowski

EcoStrategy Group

@kjanowski

Beth Jensen

Outdoor Industry Association

@bethejensen

Jim Jubelirer

Sustainable Futures

@jimjubelirer

Olivia Khalili

Ashoka

@OKL

Chris Laszlo

Author- Embedded Sustainability: The Next Big Competitive Advantage

@Brodibro

Mark Lee

SustainAbility

@markpeterlee

Renee Lertzman

Portland Center for Public Humanities

@reneelertzman

Debra Lieberman

UC Santa Barbara

@DebLieberman

Erin Meezan

Interface Inc.

@Erinmeez

Michael Muyot

CRD Analytics

@smartview360

Bonnie Nixon

the Sustainability Consortium

@BonnEco

Rajat Paharia

Bunchball

@rajatrocks

Lara Pearson

Rimon Law Group

@LarasLight

Bruce Poon Tip

Gap Adventures

@FreeBPT

Leo Raudys

Best Buy Co., Inc.

@LeoRaudys

John Marshall Roberts

Author, A Persuasion Manual for Visionaries

@marshallroberts

Leonard Robinson

Green Radio Personality

@EnviroBro

Stuart Rudick

Mindful Investors

@mindful01

Peter Salmon

Fische Consulting

@azinfische

Carol Sanford

The Responsible Business

@carolsanford

Judah Schiller

Saatchi & Saatchi S

@judahschiller

Jessica Scorpio

Getaround

@jessicascorpio

Suzanne Shelton

Shelton Group

@sheltongroup

Joe Sibilia

CSRwire

@Joe_Sibilia

Sandy Skees

Communications 4 Good

@SandySkees

Gale Tedhams

Owens Corning

@stoker3000

Sally Uren

Forum for the Future

@sallyuren

Ed Viesturs

Mountaineer, Source 44

@EViesturs

Pamela Wellner

Ascentium

@pamelaiswell

Freya Williams

OgilvyEarth

@freya1

Jonathan Yohannan

Cone Inc.

@jyohannan

Ian Yolles

RecycleBank

@ianyolles

Nadya Zhexembayeva

Author, Embedded Sustainability: The Next Big Competitive Advantage

@NadyaZhexembay

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