Ticks and the Environment – National Lyme Disease Awareness Month “Brian did an excellent job both in the material and his presentation. One Tick in Two may carry a DISEASE!” On 5/19/2020, CNY Lyme and Tick-Borne Disease Alliance in partnership with Liverpool Public Library hosted Brian Leydet, PhD, of SUNY ESF (College of Environmental Science & Forestry) to talk about Lyme and tick-borne diseases – prevention, identification, diagnosis.