All episodes

In this episode of the Hello 50:50 World Podcast, we speak with Britta Hummel, former engineering leader at Meta, who worked on products like Meta Quest and the early foundations of the Microsoft HoloLens.

Together, we explore virtual and mixed reality beyond the hype:

- Why the biggest technical challenges in VR are largely solved
- Why the business side of the metaverse is struggling despite massive investments
- What it was like to build immersive technologies inside Big Tech
- How power dynamics and leadership culture shaped Britta’s experience at Meta
- Why she ultimately decided to leave the...

In this episode of the Hello 50:50 World Podcast, we speak with Aaron Seigo, long-time open source contributor and passionate software developer/architect.

Together, we explore how the open source movement evolved over the last decades:
- How Aaron discovered open source software in the early days of Linux
- Why open source was originally both a technical and political movement
- How small open source communities helped build technologies that shaped today’s internet
- And what developers and organizations can learn from the culture and philosophy behind open collaboration

From discovering Linux through a book with a CD-ROM in the...

In this episode of the Hello 50:50 World Podcast, we speak with Vardon Hamdiu, co-founder of Sparkable, and Sofiia Kaminska, behavioral researcher and creator of the Option Control project.

Together, we explore how social media platforms are architected:

- Why many of today’s platforms are optimized for attention and what that does to users
- How engagement-based algorithms amplify polarization, outrage, and addictive behavior
- Why awareness alone is not enough to change how we use technology
- And what it takes to design social media that supports healthier interactions

From working in political communication and with refugee communities to...

In this episode of the Hello 50:50 World Podcast, we speak with Lisa Falco, health tech innovator, author of Go Figure, and co-founder of N23 Health.

Together, we explore how data and AI are already shaping the health industry:

- How AI can improve women’s health and help close the gender health gap
- Why data can both support and harm, especially in healthcare
- How AI systems can bring expertise to places where specialists are missing
- And why context is critical when deciding where and how AI should be used

From building one of the first FemTech companies...

In this first episode of the Hello 50:50 World Podcast, we speak with Dr. Marisa Tschopp, psychologist and researcher in human-AI relationships and trust.

Marisa is a corporate researcher at scip AG, a cybersecurity company based in Zurich. Since April 1st 2026, she is Head of Subject Area Humans & AI at ZHAW Angewandte Psychologie.

Together, we explore what it really means to design AI for humans:

- Why most people don’t just use AI as a tool and how they relate to it based on research
- How users (technical vs non-technical) experience the same systems differently
- How...

In our trailer episode, host Lisa Stähli, co-lead of Hello 50:50 World, speaks with Martina Niggli, founder of proxi and Hello 50:50 World ambassador.

Together, we explore what Hello 50:50 World is and why we are launching a podcast:

- Where the idea of the podcast comes from, and what we want to achieve with it
- Why different perspectives are so essential to counterbalance current trends in society
- What's the 'secret sauce' of the Hello 50:50 World format and how we break bubbles
- Who this podcast is for and what to expect from the Hello 50:50 World...