Beatrice, Alan R. of Cambridge on January 12th. Beloved husband of Maureen E. Regan Beatrice. Loving brother of Elizabeth M. Beatrice and brother in law of Joseph W. Regan. Also survived by many dear cousins and friends. Son of the late Alexander and Marie (Castagnozzi) Beatrice. Alan was a 1969 graduate of Arlington High School and worked for MIT in the Lab for Nuclear Science until his retirement in 2017. Relatives and friends are invited to visit in the DeVito Funeral Home 1145 Mass. Ave., ARLINGTON on Monday from 2 - 4 pm and to a funeral home service at 4 pm. In lieu of flowers, please consider a donation in memory of Alan to: Leukemia & Lymphoma Society, PO Box 22324, New York, NY 10087 or lls.org/donate. Please visit devitofuneralhome.com to view an online guestbook.