Dr. Jacobs was a contributing author on the Guidelines on Housing and Health from the World Health Organization. He helped launch the Healthy Homes Initiative in the US in 1999 with a report to Congress, where he has testified on several occasions. Dr. Jacobs has led research related to childhood lead poisoning prevention, lead exposure assessment and mitigation, healthy housing, asthma, green building design and policy development. He also was the principal author of the Guidelines for the Evaluation and Control of Lead Based Paint Hazards, the standard industry reference in the field. He was the principal author of the President’s Task Force report on childhood lead poisoning prevention in 2000. He has over a hundred peer-reviewed papers and 20 book chapters or books.