Anthony Aguirre at UCSC does research in this area: https://arxiv.org/pdf/0712.0571.pdf https://arxiv.org/pdf/0712.0571.pdf http://scipp.ucsc.edu/~aguirre/Res

Anthony Aguirre at UCSC does research in this area: https://arxiv.org/pdf/0712.0571.pdf https://arxiv.org/pdf/0712.0571.pdf http://scipp.ucsc.edu/~aguirre/Research.html http://scipp.ucsc.edu/~aguirre/Research.html