As the post of the President  ISBS  fell vacant due to the sad demise of the Founder President of ISBS  Prof Tsuyoshi Nara  Prof Dong Youchen  China  the senior most Vice President of ISBS  has taken over as the President of ISBS  as per provision laid down in the constitution of the ISBS which mandates that if the sitting President passes away or resigns between two ICBS  the senior most (by date of birth) Vice President shall take over as the President of the organization