Episodes 11
Avg. Duration 53m
Activity Highly Active
Since Jun 2025
Latest Episode Apr 2026

Publishing Details

Schedule
Monthly
Format
Episodic
Consistency
75%
Hosting
api.substack.com

Contact & Outreach

About This Podcast

a conversational podcast led and produced by architect Leon Hidalgo on the meaning of the word "lightness". Three definitions are explored with a different guests every month. lightness¹ the quality of having little weight. lightness² the state of being light in color or shade. lightness³ being carefree or feeling without burden. Engineers, Biologists, Architects, Designers, and Photographers are confronted with questions about their field and how it relates to lightness in an attempt to find the essence of the words meaning. For each episode, there will be articles published with the mentioned references and further investigations.

lllightness.substack.com

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Recent Episodes

S1E10 10. The Engineering Historian: Giulia Boller

Apr 12, 2026 56m

This month, I interviewed architecture and engineering historian Dr. Giulia Boller, who is a lecturer and senior postdoctoral researcher at ETH Zurich. We talked about her PhD and her recently…

S1E9 9. The Ultralight Backpacker: Christian Handtke

Feb 24, 2026 57m

This month, I interviewed ultralight backpacker and storeowner Christian Handtke from chrispacks, who has spend most of his lifetime in the outdoors. We talked about his experience hiking the pacific…

S1E8 8. The Ephemeral Agent: Alessandro Pasero

Jan 25, 2026 41m

This month, I interviewed architect and researcher Alessandro Pasero, a PhD candidate at Politecnico di Milano. We talked about his research on performance and the histories of ephemeral…

S1E7 7. The Lightweight Engineer: Julian Lienhard

Dec 07, 2025 1h 17m

This month I interviewed engineer Julian Lienhard, partner and founder of str.ucture and head of the structural design chair at the University of Kassel. We talked about his academic biography,…

S1E6 6. The Photographer: Michael Wesely

Nov 10, 2025 59m

In this episode of On Lightness, I have the pleasure of speaking with the visionary photographer Michael Wesely. We talk about his breathtaking year-long exposure photographs, how he became the…

S1E5 5. The Membrane Engineer: Dr. Rosemarie Wagner

Oct 06, 2025 1h 12m

In this episode of “On Lightness” I am having a conversation with membrane and cable engineer Dr. Rosemarie Wagner. We are talking about her way into the world of lightweight engineering, favorite…

S1E4 4. The Industrial Designer: Christian Borger

Sep 07, 2025 58m

In this episode of “On Lightness” I am having a conversation with architect and industrial designer Christian Borger (aka @see_borg). We are talking about what lightness means to him, how he stumbled…

S1E3 3. The Architect: Nicolas Dorval-Bory

Aug 03, 2025 54m

In this episode of “On Lightness” I am talking to Nicolas Dorval-Bory, who was recently announced Director of the ENSA Versailles Architecture School. He is based in Paris, where we met in his…

S1E2 2. The Archineer: Christoph Gengnagel

Jul 06, 2025 48m

In this episode of “On Lightness” I am talking to Dr. Christoph Gengnagel, who is both partner at Bollinger+Grohmann Engineers and professor and researcher at the architecture and urbanism department…

S1E1 1. The Botanist: Dr. Thomas Speck

Jun 08, 2025 54m

In this episode, I am talking to Dr. Prof. Thomas Speck about the meaning of lightness in the field of biology, exploring topics like the material efficiency of nature, biomimicry, half-timbered…

S1 Introduction

Jun 07, 2025 3m Trailer

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Frequently Asked Questions

How many episodes does On Lightness have?

On Lightness has published 11 episodes since June 2025, covering topics in Arts, Documentary.

Is On Lightness still active?

On Lightness is currently highly active with new episodes monthly. Average episode length is 53m.

How do I contact On Lightness for sponsorship or guest appearances?

Sign up on Grep.FM to access contact details for On Lightness, including email and social media links.

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