The DST Centre for Interdisciplinary Mathematical Sciences, Banaras Hindu University (BHU), is organizing the ISBA Regional Meeting in conjunction with International Workshop/Conference on Bayesian Theory and Applications (IWCBTA) during January 06-10, 2013. The meeting is co-sponsored by the International Society for Bayesian Analysis (ISBA), the Indian Bayesian Society and the Indian Chapter of ISBA. The proposed events, a follow-up to the 2005 International Workshop/ Conference on these areas, are expected to lead to a strong continuing bond with ISBA. A few tutorials will also be offered on January 06-07, 2013. The afternoon of January 07 will have the Inaugural function of the ISBA Regional Meeting and IWCBTA. The main contributory and invited presentations will begin from January 08, 2013, with poster presentations each evening.