Ian Stewart

Ian Stewart

Learn contributor

Ian Stewart is a mastering engineer and audio educator from the Berkshires of Western Massachusetts where he's operated Flotown Mastering since 2011. Ian received his B.S. in Music Engineering Technology from the University of Miami in 2007 and has been a passionate advocate for audio quality, and for fostering a better understanding of the topics surrounding it, ever since. He is also an Assistant Professor at Berklee College of Music. 

A LUFS and tonal analysis of the top-charting holiday songs in 2025

A LUFS and tonal analysis of the top-charting holiday songs in 2025

Dec 16th, 2025

It’s been a few months since we’ve done a loudness analysis piece, but with the holiday season in full swing, we thought, “Why not do a little...

From the pros: The most common issues in audio mastering

From the pros: The most common issues in audio mastering

Nov 18th, 2025

Even the best mastering engineers can only work with what they’re given – and while a great mix makes mastering a joy, certain recurring mix...

Mastering low end: essential processing tips and tools

Mastering low end: essential processing tips and tools

Sep 2nd, 2025

Ask just about anyone working in audio what one of the most challenging things to get right is and they’ll likely agree: mastering low end. That...

How to master a song from start to finish with Ozone

How to master a song from start to finish with Ozone

Sep 2nd, 2025

Audio mastering is the final stage of the audio production process during which you polish your mix and prepare it for distribution. While mixing is the...

What is mid/side processing?

What is mid/side processing?

Aug 13th, 2025

Mid/side processing seems to be everywhere these days. The vast majority of  Ozone  modules support it, and and Native Instruments brand Brainworx...

How to master for streaming platforms: normalization, LUFS, and loudness

How to master for streaming platforms: normalization, LUFS, and loudness

Jul 24th, 2025

I think it’s safe to say we’re officially in the age of streaming – in fact, you could probably argue that we have been since about...

digital audio basics: audio sample rate and bit depth

Digital audio basics: audio sample rate and bit depth

Jul 24th, 2025

In this article, we’ll cover some basic principles of digital audio and how they impact the recording and production process. Specifically,...

A LUFS and tonal analysis of top-charting rock and alternative songs

A LUFS and tonal analysis of top-charting rock and alternative songs

Jul 18th, 2025

Continuing our run of analysis articles where we look at level and tonal balance trends in top-performing commercial releases, we’re looking at some music...

A LUFS and tonal analysis of the top-charting tracks from emerging artists

A LUFS and tonal analysis of the top-charting tracks from emerging artists

Apr 16th, 2025

Continuing my run of music analysis articles, in this piece we’re taking a look at a slightly different angle. Specifically, we’re going to look at...

A LUFS and tonal analysis of 10 top-charting dance and electronic songs

A LUFS and tonal analysis of 10 top-charting dance and electronic songs

Apr 8th, 2025

In some of my other recent analysis articles we’ve seen a surprisingly constant trend of most commercial releases being mastered to around -8.3...

Oscars 2025: an analysis of the Best Original Song nominees

Oscars 2025: an analysis of the Best Original Song nominees

Feb 27th, 2025

‘Tis the season – awards season! With the 2025 Oscars – a.k.a. Academy Awards – right around the corner, we thought it would be fun to...

5 advanced mastering tips using Ozone

5 advanced mastering tips using Ozone

Dec 2nd, 2024

While it’s true that Ozone is built in such a way as to be very approachable for those new to mastering, it is also an absolute powerhouse of a tool....

Music discovery trends: where do fans find new music?

Music discovery trends: where do fans find new music?

Nov 21st, 2024

I’ve often said, “You only get one chance to make a first impression.” With more music than ever being uploaded and distributed every day, those first...