This playlist includes a selection of recorded presentations from the 43^rd AIVC conference: “Ventilation, IEQ & health in sustainable buildings” held on October 4-5, 2023, in Copenhagen, Denmark.

Keynote speech: Users and practices in heating and ventilating homes – why do they behave different than we think? (Kirsten Gram-Hanssen, Aalborg University, Denmark)

Keynote speech: What we know about smart ventilation (Gaëlle Guyot, Cerema, France)

Keynote speech: Dallying with DALYs: Why acceptable IAQ should consider harm (Benjamin Jones, University of Nottingham, United Kingdom)

Best paper award: Can naturally ventilated office buildings cope with dusty outdoor air? (Evangelos Belias, EPFL, Switzerland)

Best poster award: Energy implications of increased ventilation in commercial buildings to mitigate airborne pathogen transmission (David Artigas, Simpson Gumpertz & Heger Inc., New York, USA)

Student Competition award: Long-term energy performance of dew-point indirect evaporative cooler under the climate change world scenario (María Jesús Romero-Lara, University of Cordoba, Spain)