Portfolio / 2026 Composer · Clarinetist · Educator · Researcher Bangkok · TH
Four Roles · One Voice

Dr. Yos Vaneesorn

Composer Clarinetist Educator Researcher

Yos Vaneesorn portrait with clarinet Portrait, 2024
§ 01 — About

A musician's life, written in four voices.

Based in
Bangkok, Thailand
Instrument
Uebel Clarinet — A and B♭
Languages
ไทย · English
Teach at
Chulalongkorn · Silpakorn · Kasetsart
Stages
Thailand · Japan · Germany · Ireland · UK · USA

More than two decades on the concert stage and in the classroom — a life lived across disciplines that listen to one another.

Dr. Yos Vaneesorn is a Thai composer, clarinetist, educator, and researcher.

As both a soloist and orchestral musician, he has performed in Thailand and abroad.

The portfolio you are about to explore is offered in the same spirit — let the work reveal itself to you.

§ 02 — Disciplines

Four practices, one ear.

§ 03 — Teaching

Courses taught, at university level.

MUS · CORE

Form & Analysis I–II

From homophonic classical forms through to the post-tonal world of Webern, Berg, Bartók, and Stravinsky.

3 CreditsUndergradTH + EN Materials
MUS · CORE

Orchestration

Writing for the modern symphonic orchestra — from the first exercise to the full score.

3 CreditsUndergradStudio-based
MUS · PERFORMANCE

Clarinet Studio

Weekly private instruction for undergraduate clarinettists — tone, repertoire, and orchestral excerpts.

2 CreditsUndergrad1-to-1
MUS · SEMINAR

Metaform — Beyond Analysis

A senior-year reading seminar on musical idea, character, proportional weight, and the copyist's discipline.

2 CreditsSeminarFinal Year
§ 04 — Orchestration & Composition

Writing for the room.

Yos Vaneesorn with orchestra
With orchestra, 2024

Orchestration is often taught as a catalogue of instruments. I teach it — and practise it — as the art of writing for a room.

My compositions draw on Thai ceremonial material and set it alongside the concert hall — not in fusion, but in conversation.

§ 05 — Clarinet

The instrument, as a voice.

Yos Vaneesorn smiling after concert

“I want every phrase to breathe — not only in the lungs of the player, but in the listener.”

— From the studio, Fall 2024
§ 06 — Research

Listening across traditions.

Focus 01

Form & Post-Tonal Analysis

Reading the structural logic of twentieth-century works through idea, character, and proportional weight.

WebernBergBartókStravinsky
Focus 02

Thai & Western Dialogue

Not fusion, but conversation — ceremonial Thai material beside the orchestra, each keeping its accent.

Ranat ekPi phatCross-cultural
Focus 03

Music, AI, & the Creative Process

Where does the composer's hand remain when generative tools write at the speed of thought?

AI & creativityPedagogyOngoing
§ 10 — Contact
Music is not the sum of its parts. It is the attention we pay to how they arrive — in time, in a room, in the ear of someone who came to listen.
Yos Vaneesorn · from teaching notes