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Martin Bloem


Martin W. Bloem, MD, PhD, is the inaugural Robert S. Lawrence Professor and current director of the Johns Hopkins Center for a Livable Future (CLF) in the Department of Environmental Health and Engineering at the Johns Hopkins Bloomberg School of Public Health.

Shawn McKenzie

Deputy Director

Shawn has long been intrigued by the interrelationships between people and natural, social and built environments. He studied human ecology as an undergraduate and later pursued an MPH, finding that his interests in nutrition, behavior, anthropology and environmental sciences matched well with an interdisciplinary career in public health.

Daphene Altema-Johnson

Program Officer, Food Communities & Public Health

Daphene joined the Center for a Livable Future in 2019 as a Program Officer with the Food Communities & Public Health Program, following a year-long dietetic internship that led to her becoming a registered dietitian/nutritionist (RDN). Before that, she was an epidemiologist and lead evaluator at the Maryland Department of Health and Mental Hygiene, Oral Health Department. While there, she performed all data collection, analysis and reporting activities, and served as the chief evaluator for the HRSA workforce grant and CDC’s Cooperative Agreements oral health grant.

Karen Bassarab

Senior Program Officer, Food Communities & Public Health

Karen is a senior program officer with the Food Communities and Public Health Program, primarily responsible for managing the Food Policy Network project, a national resource hub for local and regional councils from across the United States and Canada. Karen enjoys the dynamic work of this role to support the development of lasting policy solutions that account for regional environmental, political and cultural variations, and can affect all aspects of the food system.

Pamela Rhubart Berg

Academic Program Manager

Pam has been a fixture at the Center for a Livable Future since she came on as a research assistant in 2002. Pam's first meeting at the Center, as an MPH student researching topics for her thesis, turned into a job coordinating the school's role as science advisers to the national Meatless Monday campaign. At the beginning of the campaign, when Pam mentioned Meatless Monday, people weren't sure what it was. Now they say, "Oh, I've heard of that!" she says.

Erin Biehl

Program Officer, Food System Sustainability & Public Health Program

Erin is the Senior Program Coordinator for the Food System Sustainability and Public Health Program. In this role, she coordinates research, policy and outreach activities related to the program’s three focus areas: reducing wasted food, supporting urban food system resilience and connecting diet and climate change.

Alicia Carter

Operations and Event Specialist

Alicia joined the Center in 2016 as an Operations and Event Specialist, bringing with her more than ten years of experience that includes event management, accounting and administrative operations support.

Sarah Goldman

Senior Program Coordinator, Food System Policy

Sarah joined the Center for a Livable Future in 2019 as a Senior Program Coordinator with the Food System Policy Program, following work as an Emerson National Hunger Fellow.  As a fellow, Sarah worked on agricultural policy with the Indigenous Food and Agriculture Initiative and National Farm to School Network. At Carleton College, Sarah started an agricultural training program for fellow students that allowed them to learn from practitioners on topics ranging from soil health to water quality to business management, while also gaining hands-on farming experience.

Kiauna Dorsey

Budget Specialist

Kiauna joined the Center for a Livable Future in 2019 as a budget specialist, building on skills acquired as a patient access specialist while at the Johns Hopkins call center at Keswick. She also has prior experience as a medical office coordinator and an executive assistant. Previous employers include Wexford Health Sources and Corizon.

Veronica Greene

Administrative Coordinator

Veronica joined the Center for a Livable Future in 2013 as the administrative coordinator. With a background in customer service and administrative support, Veronica enjoys working as the Center’s “motor” and ensuring everything is running smoothly.

A native of Baltimore, Veronica enjoys spending time outdoors, watching movies, and cooking healthfully for her family, especially her grandchildren. “As you get older, you realize how important it is to take care of your vessel,” she says.

Christine Grillo

Contributing Writer

Before joining the Center for a Livable Future in 2011, Christine spent several years as senior writer and associate editor for Johns Hopkins Public Health, the Bloomberg School's magazine. She’s taught writing at universities in Baltimore and New York, and before that she wrote and edited content for print publications and multimedia firms in New York.

Ruchira Gupta

Web Designer

Ruchi manages all of the Center’s web properties, maintaining both the front-end and back-end implementation and upkeep, as well as overseeing off-site server contracts and relationships. Properties include the main CLF site, the Livable Future Blog, the Food Policy Networks site/database, the Maryland Food Map site/database and more. She also plays a key role in the creation and supervision of the Center’s social media properties (Facebook, Twitter, Instagram, Pinterest, LinkedIn and more).

Jamie Harding

GIS Specialist, Food Communities and Public Health

Jamie has worked in the Geographic Information Systems (GIS) field for over 20 years, working on a wide range of projects, from tracking deforestation rates in Southeast Asia, to predicting groundwater recharge rates in Southern Arizona, to mapping bike routes in Baltimore City. Jamie joined the Center for a Livable Future in 2010 and sees his GIS skills as a natural fit in advancing the Center’s mission.  

Leo Horrigan

Food System Correspondent

Leo worked in the newspaper industry for 20 years as a copy editor and reporter. In 1998 he received a Master of Health Sciences in Health Policy degree from the Johns Hopkins Bloomberg School of Public Health. From 1998 to 2002, he was a community liaison for Center for a Livable Future and helped initiate several urban agriculture projects aimed at improving community food security in Baltimore.

Brent Kim

Program Officer, Food Production & Public Health

Brent is a Program Officer for the Center’s Food Production and Public Health Program. His research spans issues from farm to fork, with published works on industrial food animal production, food and agricultural policy, soil health, urban food systems, climate change, and a range of other food system challenges. Brent is also a frequent speaker, educator, and writer on these topics, translating the science for policy makers, journalists, and other key audiences.

Bob Lawrence

Founding Director

In 1996, together with a team of people both inside and outside the Johns Hopkins Bloomberg School of Public Health, Bob established the Center for a Livable Future (CLF) and began recruiting staff. From its modest beginnings in 1996 to its burgeoning staff today, the Center has continually focused on using the best science available to bring to light the relationships among agriculture, diet, environment and public health.

Dave Love

Associate Scientist, Seafood, Public Health & Food Systems Project

Dave’s work focuses on aquaculture and fisheries and the environmental, social, health and food system issues related to those industries. He also engages in a wide range of food-related topics including food waste, veterinary drugs and drug residues in foods, antimicrobial resistance, and CAFO worker and community health. In 2012 he founded a research and teaching farm at the Cylburn Arboretum in Baltimore and oversaw the facility from 2012 to 2015. The farm is now called the Food System Lab, and is a place where students of all ages learn about urban agriculture.

Bob Martin

Program Director, Food System Policy

While Bob will tell you modestly that he's not an academic or a scientist, his extensive expertise in public policy and knowledge of agriculture, environmental and health issues ultimately brought him to the Center for a Livable Future in 2011, where he is now the director of the Food System Policy Program. During his years working for members of Congress from the Midwest, Bob gained a knack for strategizing and "bringing the right people together," he says. 

Darcy Milburn

Senior Program Coordinator

As Program Coordinator for the Communications and Public Affairs teams at CLF, Darcy works to translate the Center’s research on food, public health and the environment into materials that can be easily used by journalists, educators, communities and policymakers.

Mike Milli

Digital Assets Manager

Mike joined the Center for a Livable Future's communications team in 2011 to organize the Center's digital assets and to produce publications, photos, graphics, PowerPoint presentations, videos and other digital materials for the organization's many projects and events.

A graduate of Virginia Commonwealth University with a BFA in photography, Mike has previous experience in international sales and marketing. Prior to joining the Center, he worked for a premiere photographic equipment distributor.

Caitlin Misiaszek

Program Officer, Food Communities & Public Health

Caitlin joined the Center for a Livable Future in 2013 as a data specialist and is a currently a program officer in the Food Communities and Public Health program. She is primarily responsible for managing the food system mapping team, which includes overseeing the Maryland Food System Map and leading the Baltimore City Food Environment research. She is excited to work on a variety of projects that help community organizations and advocates use and visualize data to inform decisions and drive change towards a healthier, more equitable food system.

Keeve Nachman

Program Director, Food Production & Public Health Program

As director of the Center’s Food Production and Public Health Program, Keeve leads investigations of the public health and environmental impacts of industrial agriculture, with particular interest in livestock and poultry production.

Roni Neff

Program Director, Research Program and Food System Sustainability & Public Health

Roni is an Associate Professor in the Bloomberg School’s Environmental Health & Engineering and Health Policy & Management departments. She also directs CLF's Food System Sustainability and Public Health program. Roni’s research is driven by concern about global environmental challenges, including the opportunity for mitigation through food system interventions addressing waste and consumption patterns; the need to adapt food systems in order to improve resilience to climate change and other threats; and the need for attention to equity issues throughout.

Liz Nussbaumer

Project Director, Seafood, Public Health & Food Systems Project

Liz joined the Center for a Livable Future in 2019 as a Program Officer in the Seafood, Public Health and Food Systems Project, following nearly seven years at Food & Water Watch in Washington, D.C., where she worked most recently as a researcher. Previously, Liz earned a Master of Public Policy, focusing on environmental policy and international development, at American University, where much of her research investigated the root causes and impact of industrial monoculture farming.

Anne Palmer

Program Director, Food Communities & Public Health

Anne Palmer is the Food Communities and Public Health program director at the Johns Hopkins Center for a Livable Future and a senior research associate at the Johns Hopkins Bloomberg School of Public Health in the Department of Health, Behavior and Society.

Becky Ramsing

Senior Program Officer, Food Communities & Public Health

Becky is a senior program officer with the Food Communities and Public Health Program, primarily responsible for managing the Center’s science advisory role with the Meatless Monday Campaign. At CLF, she overseas research, communication, evaluation and programming that facilitate a shift sustainable, healthy diets that are plant-centric and lower in meat.

Joci Raynor

Center Administrator

Joci Raynor, the Center for a Livable Future's financial specialist, is instrumental in keeping the organization's operations running smoothly.  Prior to joining the Center in 2008, she spent 16 years at the School's Center for Communications Programs.  In both positions, Joci says she was fortunate to work for an organization with causes she believes in. 

Joci said she appreciates the people at the Center and the fact that their commitment to a sustainable food system and healthy environment extends beyond job duties. "It's a part of your life, and it's fun," she said.

Raychel Santo

Senior Program Coordinator, Food Production & Public Health, Food Communities & Public Health

Raychel is a Senior Research Program Coordinator with two programs at the Center: the Food Production and Public Health program and the Food Communities and Public Health program. In this role, she works on a variety of projects related to local/regional food policy councils and governance (through the Food Policy Networks project), the relationship between diet and climate change, urban agriculture, and institutional food procurement.

Richard Semba

Affiliated Faculty

Richard Semba, MD, MPH, joined the center as Affiliated Faculty in 2019. He has been with Johns Hopkins University since 1984 and is currently the inaugural W. Richard Green Professor of Ophthalmology in the Johns Hopkins School of Medicine. In his role at The Johns Hopkins Center for a Livable Future, Richard provides expertise on dietary protein and micronutrients in vulnerable populations such as preschool children, pregnant women and the elderly.

Kinyasha Session

Budget Specialist

Kinyásha joined the Center for a Livable Future in 2016 as a budget specialist, bringing many years of experience as a specialist in both accounts payable and accounts receivable, as well as experience in customer service. Some of her previous employers include Advanced Radiology, Verizon Wireless and Provident Bank.

Chris Stevens

Communications Director

Chris, a seasoned journalism and public relations professional, has been the Center for a Livable Future's communications guru since 2008. He is responsible for managing the Center's public relations and outreach programs, including oversight of the website, LivableFutureBlog, and social media programs.

Polly Walker

Senior Fellow

Polly is a Senior Fellow and former Associate Director at Center for a Livable Future and a Research Associate in the Department of Environmental Health Sciences.

In 1996, Polly joined the Center, shortly after its creation.  As part of a two-person team, Polly helped Founding Director Bob Lawrence launch the Center by initiating the interdisciplinary collaboration, research, education and community outreach that continue to be a hallmark of the Center today. Polly served as Associate Director of the Center until 2010.

Natalie Wood-Wright

Director of Public Affairs

Prior to joining the Center in December 2013, Natalie served 5 years as associate director of public affairs in the Bloomberg School's Office of Marketing and Communications where she worked to increase public awareness of the school's research and faculty. Her background, besides JHSPH, includes stints as a television reporter at an ABC affiliate on Maryland's Eastern Shore, and handing public relations at Baltimore's prestigious Mt. Washington Pediatric Hospital.

Dwain Worsley

Senior Grants & Contracts Analyst

Dwain joined the Center for a Livable Future in 2018 as a senior grants and contracts analyst, on the heels of a position at the Bloomberg School’s Department of Epidemiology. He has also worked in the Johns Hopkins University’s Department of Radiology, the controller’s office and at JHPIEGO. He’s been with the University since 2004.