MACANHAN, V.B.P., Ph.D. is mechanical engineer. Works at LNA – Laboratorio Nacional de Astrofisica, Brazil, in the mechanical design of instruments for Astronomy, such as SIFS and STELES spectrographs for SOAR Telescope, ECHARPE spectrograph for OPD Observatory, CUBES spectrograph for VLTeslescope, among others. Researches about vibration responses in welded plates. Also works as project manager. Is M.Sc. in Finances.