There has been a lot of research now supporting the role of meditation in Cognitive processes like Attention, Working memory, and Affect or Emotion Regulation.
1. Here is the link for a report from the NCAAM website reporting on the Attentional Blink phenonmenon and how it may be affected by long-term meditation practice. A 2008 PLoS Biology article from the Davidson lab, by Heleen Slagter can be found HERE.
2. Another article, “Attention regulation and monitoring in meditation”, by the Davidson lab that made the cover of TICS (Trends in Cognitive Science) is a 2008 TICS paper by Antoine Lutz. You can find it HERE.