This response article makes the opposite claim, that it was Derek Thompson who played fast and loose with sources. As evidence, the Stoller piece cites testimon

This response article makes the opposite claim, that it was Derek Thompson who played fast and loose with sources. As evidence, the Stoller piece cites testimonials from both Lance Lambert and Luis Quintero saying that in their interviews with Thompson, they never went on record as repudiating claims made on the BIG newsletter.