Dr. Gillian Foster (Kelli Williams)Smart and curious, Dr. Gillian Foster (Kelli Williams) is a therapist who co-founded the Lightman Group with Dr. Cal Lightman six years ago. She is based in Arlington, Viriginia and her colleagues are Ria Torres and Eli Loker. Before the formation of the Lightman Group, Gillian was Cal's therapist. The two sh...
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Dr. Gillian Foster (Kelli Williams)Smart and curious, Dr. Gillian Foster (Kelli Williams) is a therapist who co-founded the Lightman Group with Dr. Cal Lightman six years ago. She is based in Arlington, Viriginia and her colleagues are Ria Torres and Eli Loker. Before the formation of the Lightman Group, Gillian was Cal's therapist. The two share a special bond and are very loyal to each other. Gillian is married to Alec Foster but there are indications that the marriage is troubled.While Cal is an expert on body language, Gillian is skilled on parsing language and recognizing abnormal speech patterns and word choice. She can often tell if someone is lying by how they chose to answer a question. She is very empathetic with the people she is questioning.Gillian is also gracious and usually the one to try to stop Cal from using his skill to offend innocent bystanders. Gillian tends to always see the best in people and is optimistic that people are innocent. But Lightman often thinks she is being na
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