An independent writer/producer and Latin Grammy Award-winning recording engineer, his credits include work on records, feature films, and numerous network and cable television series and movies, including ER, The Sopranos, Melrose Place, Sabrina the Teenage Witch, Touched by an Angel, NCIS, and Monk, to name just a few.

Dan has authored articles on music technology for EQ and Electronic Musician, and has been a presenter and clinician on music production topics in the US, Europe, and Central and South America, including at the Panama Jazz Festival.

His book Understanding Audio: Getting the Most Out of Your Project or Professional Recording Studio (Berklee Press/Hal Leonard) is a required textbook for Berklee College of Music’s MP&E classes, as well as for numerous other music production and engineering programs throughout the US and abroad.

Under his independent business name, Lefko Productions, David worked on records with international and regional artists including Johnny A, Stuart Kimball, the Beloved Few, Entrain, Kol B’Seder, Dany Silva, Bana, and the Mendes Brothers. Bana and the Mendes Brothers were featured in the Putumayo World Disk Series. Dave was a principal business partner of Renaissance Recording Company, a commercial recording facility in Boston’s Back Bay where he worked as the chief recording engineer.

David’s passions are composition and songwriting and he is currently producing his fifth full-length album. David is additionally skilled as a playwright, a show producer, a show director, and as a musical artist. Unyfi, David’s audience-centered comical rock arts show featured his compositions. Unyfi performed at the Regent Theatre and at A.R.T. Oberon in 2015. Recently, David has been venturing into sound design and so far has worked on various films including Archie’s Betty, Celling Your Soul, and Whaling City. David also produced and directed a film dedicated to the legendary Boston rock club “The Rat,” featuring a variety of Boston rock artists including the Dropkick Murphys. He is a member of the Audio Engineering Society (AES) and Broadcast Music Inc.

Escobar is well known for his versatility, which he attributes to his culturally diverse upbringing. His work has spanned many genres over the years, allowing him to work with such great artists as the multi-Grammy nominees Highly Suspect, the jazz guitar virtuoso Larry Coryell, Grammy-winning folk artist Sarah Jarosz, indie pop band Fences (featuring the Grammy-winning hip-hop duo Macklemore and Ryan Lewis), and classical violin virtuoso Joshua Bell, among many others. Over the last few years, he has had a chance to spend some time in academia, having taught at some of the most prestigious institutions in North America, such as Boston University, University of Southern California, Northeastern University, and Harvard University. He enjoys sharing his real-world knowledge with the up-and-coming talent in the music industry.

Since 1998, Robin has become a well-respected and sought after audio engineer at WGBH Educational Foundation, where she records, edits and mixes music projects in the Fraser Performance Studio. Her Fraser projects include orchestral recordings for popular video games, like world renown, Final Fantasy XV, (Square-Enix, SoundtRec), folk and rock music recordings and mixes for the (WGBH Front Row Boston) video series, (Will Dailey, Tash Sultana), jazz ensemble recordings for video for WGBH’s Jazz 24/7, (John Stein, Lauren Henderson), Celtic music for Brian O’Donovan’s “A Celtic Sojourn” and recordings for outside client projects, (Gail Ann Dorsey). She regularly records, edits and mixes for (The World) news program, a WGBH co-production that airs weekdays on over 300 radio stations nationwide in the USA. Robin recorded, mixed and co-produced the remix of The World’s theme music that airs at the beginning of each show. While she is not working on other clients’ projects, she composes, performs and produces her own, as she is also a keyboardist of 39 years with a passion for dance music.