The Institute of Medicine Committee on Personal Protective Equipment for Healthcare Workers During an Influenza Pandemic held a scientific workshop on February 22, 2007, from 7:30 am to 5:30 pm. The workshop, 'Personal Protective Equipment for Healthcare Workers in the Event of Pandemic Influenza: Next Steps and Research Directions', took place in the Lecture Room of the National Academy of Sciences at 2100 C Street, NW, Washington, DC.