My adult son John, 32 yrs old, has been living and struggling with severe IgE-mediated nut allergies and anaphylaxis to peanuts (and all nuts) since infancy. When a college student, John was hospitalized twice for biphasic allergic reactions and anaphylaxis following accidental food exposures on campus. It is known that most adverse food exposures are accidental. For John, campus exposures happened even after my best efforts to inform and educate college food service management and...