taught and developed graduate and undergraduate courses in physics, electronics, biomedical engineering, and acoustics. His research interests include ultrasound wave propagation and scattering, ultrasound imaging, electronic instrumentation, piezoelectric transducers, and engineering education. He serves as a member of the Emerging Technologies and Workforce Development Advisory Committee.

HE official name of this puhlicatiori is n o~v .IsaL1-rI-T c IL CHmfIsTRi-, replacing t h e long established a n d \ w y familiar designation, t h e -1nalytical Edition of Indusirial and Engineering ChPmistry.T h e change in title comes a s no surprise t o you, our loyal readers. W e believe, hon-ever, t h a t you will he interested t o know t h a t under t h e new circulation plan.\\hereby separate subscriptions a1.e maintained for Intlustrial and Engineering Chemistry a n d AS.~L~-TICAL CHEMI~TRT, t h e J a n u a r y print order for t h e latter is .32,600 copies. This is a pleasant surprise to the staff, for the survey conducted last summer to determine whether or not it ab advisable t o effect complete separation of t h e tu-o puhlications, indicated a circiilation of approximately 22,500 for Alnnlytical. E v e n thib figure \vas someiThat of a surprise t o many but not t o us, for t h e Opinion Research Corporation's survey, conducted as a p a r t of the Hancocli Report, indicated th@ 577, of t h e mem-1m-s of t h c AJIERICLS C H E V I C~L SOCIETY read or re-Ec.ircd iqylarly t o t h c . h a l y t i c a l Edition. This is not the ~vliole story, of cour;Sc, since approximately one quarter of the circulation of t h e Industrial and h n a l y t ical Editions, through 1947 sold only a s a combination, is nonmember subscriptions. Holyever, t h e figure of