Alberto Rigoni Bassist & Composer Alberto Rigoni Treviso Alberto Rigoni is an italian solo bass player and composer who’s rapidly gaining audience in the international music scene thanks to his modern and fresh sound far away from any well known music cliché. Besides his solo career, Alberto is also known as member and bass player of the progressive metal band TwinSpirit, founder & member of BAD As, Natural Born Machine, The Italians and co-producer of Vivaldi Metal Project. Alberto is also known as online session bassist