Voice Tech Podcast chat


Interviews with voice technology professionals, boosting your knowledge and technical skills. Voice interfaces, voice assistants, data science, machine learning and much more. Hosted by Carl Robinson. Subscribe now!



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Prototypes & Personas - Kasia Ryniak & Rafal Cymerys, Upside – Voice Tech Podcast ep.018 (Jan 6th, 2019)

Kasia Ryniak & Rafal Cymerys are the co-founders of Upside, a voice app development agency based in Krakow, Poland, that offer voice interaction design, voice strategy and voice app development. In this episode, you will learn how experienced voice app developers create innovative prototypes, improve voice app engagement, and sell products and services via voice. 

First, we explore the creation of prototype of an Alexa skill for StarCraft II, which lets players use voice commands to trigge...


Conversation Analysis - E. Stokoe, L’boro, S. Albert, Tufts – Voice Tech Podcast ep.017 (Dec 23rd, 2018)

Elizabeth Stokoe is Professor of Social Interaction at Loughborough Uni in the UK, and Saul Albert is a Postdoctoral Research Associate at Tufts University in Massachusetts, United States. Their latest research shows us how to influence the outcomes of conversational interactions, and we discuss the implications of this for voice technology.

We cover what conversation analysis is, with examples from different conversation settings such as first dates, crisis negotiation, and sales calls. Then ...


Your First Voice App - Hillary Long, Citro Digital - Voice Tech Podcast ep.016 (Dec 9th, 2018)

Hillary Long is the General Manager and Partner at CITRO Digital, a digital marketing agency, based in Allentown, PA, United States. Hillary takes us through the design and build process of their first voice app, the 'Naughty or Nice Quiz' for children. As an experienced technologist that's new to voice development, Hillary shares her experience from 'in the trenches', and the lessons her team learned.

We discuss content creation for a voice application, including the importance of iteration ...


Conversational Marketing - Andy Mauro, Automat - Voice Tech Podcast ep.015 (Nov 25th, 2018)

Andy Mauro, CEO and co-founder of Automat, a company that helps brands deliver personalised one-to-one voice and messaging experiences to their customers. Andy has been helping to shape the voice industry for almost two decades now, having spent 16 years at Nuance, the most successful speech recognition company in history, and then TellMe, which was acquired by Microsoft. 

In this episode we discuss Conversational Marketing and why it represents a fundamental shift in digital marketing. Andy e...


Voice Emotion Analytics - Florian Eyben, audEERING - Voice Tech Podcast ep.014 (Nov 11th, 2018)

Florian Eyben is the CTO of audEERING, an audio analysis company that specialises in emotional artificial intelligence. Florian is a leading expert in voice emotion analytics, machine learning and signal processing, and our conversation is a great introduction to harnessing emotion in the voice. We discuss many of the incredible applications of voice emotion analytics, and dive into some projects carried out by audEERING for major brands in market research, call centers, social robotics, heal...


Open Source Voice Assistants - Joshua Montgomery, Mycroft - Voice Tech Podcast ep.013 (Oct 28th, 2018)

Joshua Montgomery is the CEO of Mycroft, the open source voice assistant. Mycroft is a much needed addition to the range of big tech voice assistants on the market, offering a new level of data privacy and customisation. 

Their MkII device will be launched soon, and is available for pre-order now on IndieGogo. Josh describes how the MkII improves over previous iterations, takes us through the technical stack, and explains how you can start developing voice applications for the Mycroft ecosyste...


Fast Scalable Voice IoT Apps - Syed Ahmed, PubNub - Voice Tech Podcast ep.012 (Oct 14th, 2018)

Syed Ahmed is a Developer Advocate at PubNub, a global Data Stream Network and real-time infrastructure-as-a-service company based in San Francisco, California. PubNub's products allow developers to build realtime web, mobile, voice and IoT applications. Low network latency is especially important for voice enabled applications that integrate with IoT devices, as any delay during a conversational interaction can affect usability and frustrate users. 

In this episode, Syed explains how PubNub s...


Audio Branding & Sound Design - Sebastian Hanfland, Hanfland & Friends - Voice Tech Podcast ep.011 (Sep 30th, 2018)

Sebastian Hanfland is the CEO of the audio branding consultancy, Hanfland and Friends. His team help companies define their their brand in audio form, in order to promote brand recognition, increase the perceived quality of products, and influence customers. 

Sebastian explains what audio branding is, and how he selects the right voices and sounds for a brand. We explore many interesting examples of audio branding for products, customer service, workplaces and more, and hear a demo of their la...


Podcasts of the Future - Bryan Colligan, AlphaVoice - Voice Tech Podcast ep.010 (Sep 16th, 2018)

Bryan Colligan is the co-founder of AlphaVoice, the easiest way to get your podcast and audio content onto Amazon Alexa and Google Assistant. In an especially fun conversation, Bryan shares his vision of how the podcasting and voice technology worlds are set to collide, and how the implications will be felt by platforms, content producers and consumers alike.

He reveals the 4 main business models of content producers, explains why voice is the tech wave that will dominate, and foretells the im...


Hum a Fingerprint, Extract a Melody - Dogac Basaran, CNRS - Voice Tech Podcast ep.009 (Sep 2nd, 2018)

This is the second part of my conversation with Dogac Basaran, a post-doctoral researcher at CNRS, the French national scientific research centre. If you missed the first part, you might want to go back and listen to the previous episode on Signal Processing Basics for Audio.

Today, in part 2 of 2, we explore Dogac's research into audio fingerprinting, alignment, and melody extraction. By analysing the magnitude of frequency peaks and their relative spacing, Dogac shows us how it's possible to...


Signal Processing Basics for Audio - Dogac Basaran, CNRS - Voice Tech Podcast ep.008 (Aug 19th, 2018)

Dogac Basaran is a post-doctoral researcher at CNRS, the French national scientific research centre. Today, in part 1 of 2, Dogac gives us a crash course in signal processing, where we learn what signal processing is and discover some of its many applications. 

Leveraging his teaching experience, Dogac uses simple language and real-world examples to explain the fundamental signal processing concepts that are used in voice technology today. He defines frequency, period, and stability, and descr...


Perception of Smiles in the Voice - Pablo Arias, IRCAM - Voice Tech Podcast ep.007 (Aug 5th, 2018)

Pablo Arias is a final-year PhD student in perception and cognitive science at the audio research lab, IRCAM, in Paris. We discuss Pablo's work on how people perceive smiling and non-smiling voices. 

First Pablo explains what cognitive science, neuroscience and perception are, and why research into these areas is so important. He then takes us through the aims, methods, and results of his latest research paper into smiling in the voice, and we discuss the academic and technological implication...


Deaf Person Calling - Benjamin Etienne, Rogervoice - Voice Tech Podcast ep.006 (Jul 22nd, 2018)

Benjamin Etienne is a data scientist at Rogervoice, a mobile app that allows deaf and hard-of-hearing people to use the telephone. Ben shares his inspirational story about how he taught himself data science and machine learning in the evenings, so he could work in a more technical role. He tells us why he's not keen on Kaggle competitions, and why getting a job in data science is the best way to master it.

Ben introduces us to the challenges faced by the deaf and hard-of-hearing community, and...


The Art of Sound in Motion - Greg Beller, IRCAM - Voice Tech Podcast ep.005 (Jul 8th, 2018)

Greg Beller is the Head of the Interfaces Research and Creation team the leading audio research laboratory IRCAM in France. He is also the founder of SYNEKINE, a live entertainment company which mixes art and science in the spirit of research. 

We explore the relationship between sound and physical space, and the link between our voices and our gestures. Greg explains what prosody is and its importance in speech and communication. He then demonstrates a number of technological art installation...


Building Knight Rider's KITT - Charles Cadbury, Champers Advisory - Voice Tech Podcast ep.004 (Jun 15th, 2018)

In this episode I talk with Charles Cadbury, owner of the London-based technology consultancy, Champers Advisory, about his experience building voice applications, and the fascinating future of voice technology. He was great fun to talk to, and had plenty of surprising facts and interesting stories to share. You're going to really enjoy listening to this episode! 

Charles has built or consulted on over 350 digital products for his clients over the years, covering web, social, mobile, and and n...


Vivatech 2018 Voice Startup Summary - Voice Tech Podcast ep.003 (May 27th, 2018)

This episode covers 8 of the most interesting voice startups that I found at the Vivatech technology conference in Paris, France. 

Included in this episode is a voice transcription and synthesis mobile app for the hard of hearing, a voice enabled smart alarm clock that can monitor your sleep quality, a robot behaviour system that delivers CMS content in person, and a comprehensive voice assistant platform that can handle multiple requests in a single query. 

Links from the show:

  • Rogervoice mobil...


Voice AI for eCommerce - John Fitzpatrick, Voysis - Voice Tech Podcast ep.002 (May 19th, 2018)

John Fitzpatrick is the VP of Product & Engineering at Voysis, a leading voice technology company that builds custom Voice AI solutions for businesses. They are currently focused on the ecommerce vertical, helping to voice-enable mobile apps and websites to augment the shopping experience. 

In our conversation we cover a range of topics including the major components of the Voysis system, the technologies and tools John's team used to build it, and the challenges they faced. We also discus...


Speech to Text - Eric Bolo, Batvoice - Voice Tech Podcast ep.001 (Apr 29th, 2018)

Eric Bolo is the CTO of Batvoice Technologies, a speech analytics startup based in Paris, France. Eric talks about building a custom speech-to-text system for their flagship product, Call Watch. 

He introduces us to speech analytics and audio-mining, and describes some typical applications. We go into detail about speech-to-text (STT) technologies, and discuss the pros and cons of using cloud STT services such as Google speech versus building a custom STT system yourself. 

Eric tells us about t...