huberman eddie chang

Dr. Eddie Chang

Dr. Eddie Chang is a renowned neurosurgeon and neuroscientist, celebrated for his groundbreaking work in the field of brain mapping and neuroplasticity. He received his medical degree from the prestigious Harvard Medical School, followed by a residency in neurosurgery at the University of California, San Francisco (UCSF), where he later joined the faculty. Dr. Chang’s research primarily focuses on understanding the neural mechanisms of speech and language processing in the brain. He has made significant contributions to the development of advanced brain mapping techniques, which are crucial in safely performing surgeries for epilepsy and brain tumors. His innovative approach combines neurosurgery with cutting-edge technology, including machine learning and neural imaging. Dr. Chang’s work has not only provided deeper insights into brain function but also paved the way for new treatments for speech disorders and epilepsy. His dedication to patient care and research excellence has earned him numerous awards and recognitions in the medical community.

The Science of Learning and the Brain’s Capacity for Speech and Language: Insights from Dr. Eddie Chang

In a fascinating episode of the Huberman Lab podcast, host Dr. Andrew Huberman, a neurobiology and ophthalmology professor at Stanford School of Medicine, invites Dr. Eddie Chang, the chair of the neurosurgery department at the University of California, San Francisco. Dr. Chang’s renowned work focuses on movement disorders, epilepsy, and speech disorders. He has made significant contributions to helping people with locked-in syndrome communicate through AI devices. The discussion explores the complexities of the brain, particularly in learning languages and speech processes.

Dr. Chang’s Research and Discoveries

Dr. Chang’s research delves into critical periods in life when learning, especially languages, is more accessible. His studies extend to understanding bilingualism and trilingualism. He also discusses the brain’s control over the muscles responsible for speech and language and how these can be modified over time. Dr. Chang’s insights on stuttering and other speech aspects provide a deeper understanding of brain function.

Moreover, Dr. Chang is a leader in bioengineering, creating devices that enhance brain function and assist people with various disorders. His work is crucial for those interested in how the brain operates, breaks down, and can be repaired, particularly in speech, language, reading, and comprehension.

Dr. Chang’s Personal Journey and Influence

An interesting fact about Dr. Chang is his long-standing friendship with Dr. Huberman, which started when they were nine years old. This relationship highlights the personal side of these accomplished scientists. Dr. Chang’s scientific prowess, both in research and clinical practice, is highly regarded in his field. His approach to understanding brain functions and disorders is both innovative and empathetic.

Sponsorship and the Importance of Science Communication

The podcast also acknowledges its sponsors, including Levels, Eight Sleep, InsideTracker, and Momentous Supplements, which align with the podcast’s theme of providing zero-cost-to-consumer information about science and health. Dr. Huberman’s commitment to disseminating science-related tools to the public is evident in this informative session.

Exploring the Neural Basis of Speech and Language: A Deep Dive with Dr. Eddie Chang

In the insightful conversation between Dr. Andrew Huberman and Dr. Eddie Chang on the Huberman Lab podcast, Dr. Chang elaborates on the fascinating mechanisms of speech production. He describes the role of the larynx and vocal folds (or cords) in generating the sounds that form the basis of speech. This detailed explanation underscores the remarkable complexity of the human voice, highlighting how variations in larynx size between genders influence vocal pitch.

Understanding the Brain’s Organization of Language

Dr. Chang discusses the brain’s systematic representation of language, focusing on areas like Wernicke’s and Broca’s. He sheds light on the brain’s organization of different speech elements, such as plosives and fricatives, and how these elements contribute to the complexities of language. This leads to an intriguing discussion on the diversity of languages and the challenges of bilingualism or trilingualism, particularly the optimal periods for learning new languages.

The Interplay of Speech, Reading, and Writing

A significant portion of the discussion revolves around how the brain processes reading and writing, linking these skills to speech processing. Dr. Chang explains the neurological aspects of conditions like dyslexia and the importance of early exposure to language for effective learning. This segment offers profound insights into the interconnectedness of different aspects of language in the brain.

The Potential and Challenges of Brain-Machine Interfaces

A highlight of the podcast is Dr. Chang’s work on brain-machine interfaces, especially for individuals with severe speech impairments or paralysis. He describes the BRAVO trial, a clinical study aimed at developing technologies to aid communication for paralyzed individuals. The discussion touches on the ethical and societal implications of such advancements, emphasizing the need for careful consideration in the pursuit of cognitive and physical augmentation.

Facial Expressions and Non-Verbal Communication

The conversation also delves into the role of facial expressions in communication. Dr. Chang discusses how non-verbal cues and facial movements play a critical role in speech intelligibility and social interaction. This part of the discussion opens up possibilities for future technologies that could enhance communication for individuals with speech impairments.

Addressing Stuttering and Other Speech Disorders

Towards the end of this segment, Dr. Chang addresses common speech disorders like stuttering, explaining its neurological basis and the interplay of anxiety in exacerbating the condition. He emphasizes the importance of therapy and the role of auditory feedback in managing stuttering, offering hope and guidance for individuals affected by this condition.

The Neuroscience of Speech, Language, and Epilepsy: Insights from Dr. Eddie Chang on the Huberman Lab Podcast

In the concluding segment of the Huberman Lab podcast episode featuring Dr. Eddie Chang, Dr. Andrew Huberman emphasizes the importance of community interaction and feedback. He encourages listeners to engage with the podcast through comments and reviews on platforms like Spotify and Apple. This interaction is vital for shaping the future content of the podcast, including guest selection and topic exploration.

The Role of Supplements and the Huberman Lab Partnership

Dr. Huberman touches on the subject of supplements, a recurring topic in many of his episodes. He acknowledges the partnership of the Huberman Lab podcast with Momentous Supplements, directing listeners to their joint catalog for enhancing various aspects of health such as sleep, focus, and hormone optimization. This partnership reflects the podcast’s commitment to providing resources that complement the scientific information shared in the episodes.

Exclusive Content on the Premium Channel

A significant development for the podcast is the launch of a premium channel. This channel offers subscribers exclusive content, including in-depth Q&A sessions and additional resources. The subscription fees contribute to the continuation of the standard Huberman Lab podcast and support research initiatives aimed at developing tools for mental, physical, and performance health. This initiative underlines the podcast’s dedication to expanding its impact and contributing to scientific research.

The Neural Network Newsletter and Social Media Engagement

Dr. Huberman also highlights the Neural Network Newsletter, a resource that offers summaries and tools from the podcast episodes. The newsletter is part of the podcast’s commitment to disseminating scientific knowledge in accessible formats. Additionally, Dr. Huberman’s active presence on various social media platforms provides an extended platform for sharing and discussing science-related topics, sometimes distinct from the podcast’s content.

Closing Remarks and Acknowledgments

In his closing remarks, Dr. Huberman expresses gratitude to his audience for their interest in science and to Dr. Eddie Chang for his contributions to the episode. This acknowledgment not only appreciates Dr. Chang’s insights into speech, language, and epilepsy but also reinforces the podcast’s goal of fostering a community engaged in scientific discovery and discussion.


The Huberman Lab podcast, with its diverse content and resources, stands as a significant platform for educating and engaging the public in science. The episode with Dr. Eddie Chang is a testament to this, offering a deep dive into the neuroscience of speech and language while also highlighting the podcast’s broader mission of making science accessible and relevant to its audience.