A baya can, Kathleen ta kasance Darakta na Cibiyar Kiwon Lafiya ta Harvard da Muhalli na Duniya, inda ta haɓaka da tsara shirye-shirye don ilmantar da al'ummomi game da alaƙa tsakanin lafiyar ɗan adam da yanayin duniya; ya ƙirƙiri manufar abinci mai dacewa da gonaki don ayyukan cin abinci; kuma ya samar da cikakken jagorar kan layi don abinci mai gina jiki, cin abinci na zamani da dafa abinci a Arewa maso Gabas. Ta kuma kafa Lambun Al'umma na Harvard, lambun farko na Jami'ar da aka sadaukar don samar da abinci kawai, ta samar da takardun shaida guda biyu da suka sami lambar yabo (Da zarar kan Tide da Healthy Humans, Healthy Oceans,) tare da rubuta littafin Sustainable Healthcare (Wiley, 2013).
Kathleen kuma ta kafa Pleiades, ƙungiyar memba da ke aiki don ciyar da jagorancin mata gaba a cikin motsi mai dorewa. Ta yi digiri a Biology daga UC Santa Cruz da Jagoran Kimiyya a Aikin Jarida na Kimiyya daga Jami'ar Boston. Ta rubuta rahotanni da wallafe-wallafe da yawa kuma tana aiki a matsayin mai ba da shawara ga ƙungiyoyin muhalli da na al'umma daban-daban, ciki har da Majalisar Ba da Shawarar Aikin Noma ta Majalisar Sean Patrick Maloney da Ƙungiyar Ayyukan Noma ta Sanata Kirsten Gillibrand.