Best Place To BuildDr. Mohanasankar S | “Students experimenting, building, failing, & learning is now the norm”| Ep. 17
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Host setup: IIT Madras as a “builder” campus and introducing Prof. Mohanasankar
The host frames the series as a tour of IIT Madras’s innovation ecosystem and introduces Prof. Mohanasankar Sivaprakasam as a medical-tech “builder.” The conversation is set up to cover two major initiatives: the Brain Center and HTIC (Healthcare Technology Innovation Centre).
How the Brain Center began: a philanthropic seed and a frontier ambition
Prof. Mohanasankar explains the Brain Center’s origin through alumnus Kris Gopalakrishnan’s vision: research at the intersection of neuroscience and engineering. The team chose a bold frontier question—imaging the human brain at cellular-scale resolution—to put India at the cutting edge.
Why cellular-resolution brain imaging is hard: physics, slicing, and fragile tissue
The discussion breaks down the fundamental constraints of seeing inside brain tissue: light penetration limits and the gap between today’s millimeter-resolution imaging and micron-scale cellular structures. This forces physical sectioning, creating major mechanical and handling challenges.
Engineering the Brain Center platform: instruments, thermodynamics, and throughput
Prof. Mohanasankar highlights that the Brain Center is largely an engineering and instrumentation project: preserving tissue, freezing without damage, slicing consistently, transferring sections, and imaging fast enough to scale. The platform is designed for high-quality, repeatable whole-brain mapping, not one-off demonstrations.
From sections to petabytes: reconstruction, visualization, and AI at extreme scale
Once imaging is done, the computational challenge begins: each brain becomes petabytes of data that must be stitched and analyzed. The team builds algorithms and visualization tools to make this data usable—even on consumer devices—while tackling difficult AI problems like cell identification at high accuracy.
What this unlocks: new neuroscience basics, disease comparisons, and tool-building
The Brain Center’s data enables foundational discoveries—basic questions like cell counts per region and developmental patterns—while also setting the stage for clinical breakthroughs via better anatomical reference maps. The work simultaneously produces reusable hardware/software platforms for future research and translation.
Collaboration at scale: hospitals, global partners, and ‘mission attracts talent’
The project’s complexity requires multidisciplinary and interdisciplinary collaboration across dozens of fields and many institutions. Prof. Mohanasankar argues collaboration is less “managed” and more enabled by a compelling mission that attracts strong partners who mutually rely on each other.
HTIC’s mission: fixing India’s medical device dependency with commercialization-first R&D
The conversation pivots to HTIC, which targets nearer-term impact by building indigenous medical devices that can be commercialized. The need is framed economically and strategically: India imports most high-tech devices, which affects cost, serviceability, and resilience during crises like COVID.
HTIC’s growth model: from government seed funding to a self-sustaining ecosystem
Prof. Mohanasankar outlines how HTIC was initiated with government support (DBT/BIRAC) and evolved into a self-sustaining center funded through industry projects and other sources. In parallel, the Brain Center’s funding pathway leans more on philanthropy and early high-risk public support.
Case study—Mobile cataract surgery unit: engineering for rural access and policy constraints
A detailed story shows how HTIC turns an India-specific healthcare bottleneck into an engineering problem: cataract is a leading cause of blindness, but rural access to surgical facilities is limited. The solution required not just building a mobile OT platform, but navigating surgeon adoption and government policy that had banned non-hospital surgeries.
Trust and economics in indigenous med-tech: habits, incentives, and service realities
The host challenges the perceived lack of trust in Indian devices; Prof. Mohanasankar agrees and explains structural reasons. Low import duties, established purchasing habits, and India’s low service costs can make imports seem acceptable—until long-term costs, servicing limitations, and strategic dependence become problematic.
Electrical engineering as ‘building’: theory-to-product layers and interdisciplinary reality
Prof. Mohanasankar connects his EE background to med-tech by emphasizing that building solutions requires strong fundamentals plus layers of practical execution. He argues modern systems can’t be contained within departmental boundaries, and IIT Madras encourages risk-taking and cross-disciplinary building.
Student experience shift: flexible curriculum, research/patents/startups as the new norm
The discussion turns to how IIT Madras education has evolved: large elective freedom, learning-how-to-learn, and hands-on building experiences. Prof. Mohanasankar describes a shift in student motivations toward participating in cutting-edge projects, and a more collaborative student–faculty dynamic shaped by faster iteration cycles.
Patents vs publications: what IP means and why commercialization needs it
Prof. Mohanasankar explains patents as legally enforceable property rights exchanged for public disclosure, distinct from publications that share knowledge without granting exclusive rights. He outlines why IP enables investment into high-risk R&D and how IIT Madras’s technology transfer processes support filing, maintaining, and licensing patents globally.
Why join labs like HTIC/Brain Center: freedom, scale, outcomes, and global shifts
Closing segments focus on talent attraction and career outcomes: IIT Madras offers rare combinations of autonomy to build, high-quality R&D, and real commercialization pathways via industry or startups. Prof. Mohanasankar notes that some foreign environments are becoming more constrained, while India’s research capacity and global connectivity are rising—though inbound international diversity still has room to grow.
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