[3] She wrote a trilogy of fantasy novels, A Walk in the Dark,[3] set approximately in the time of Alexander the Great.
She wrote a book of short stories, El tiempo, la distancia, otros amantes (1994), and a novel in Spanish, Manuel y Fortunato.
Spedding became an outspoken critic of the Bolivian government's policy, under pressure from the US, of "cracking down" on peasant coca farmers.
In May 1998 her La Paz flat was raided and 2kg of marijuana was found; she was arrested on charges of possession of intent to traffic, and sentenced provisionally to ten years in prison.
As of 2022, Spedding was still living in Bolivia, an active member of an association of coca farmers, and teaching at the Universidad Mayor de San Andrés.