1987 VALDIYA, Khadga Singh (b. 1937) PhD,FNA,FASc,FTWAS, Honorary Professor, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur P.O., Bangalore – 560064; Res. 302, Sterling Apartments, 10 Papanna Street, Off St. Marks Road, Bangalore – 560001; Tel: (080) 22082787(O), 65629285, 41120784(R), 09897078756(M); Fax: 22082766; Email: ; ; Sp. Neotectonics/Environmental Geology/Sedimentary Geology.