Dr. Howell has authored over 100 scientific publications on radiation dosimetry and radiobiology of internal radionuclides, including two books and two patents. Professor Howell serves on the Society of Nuclear Medicine?s Medical Internal Radiation Dose Committee. He has served on committees for NCRP Report 167 Potential impact of individual genetic susceptibility and previous radiation exposure on radiation risk for astronauts, ICRU Report 67 Absorbed dose specification in nuclear medicine, ICRU Report 86 Quantification and reporting of low-dose and other heterogeneous exposures, and he serves on the International Commission on Radiation Units and Measurements. He is the recipient of the 2004 Loevinger-Berman Award from the Society of Nuclear Medicine and New Jersey Medical School?s 2009 Basic Science Faculty of the Year Award.