David Salazar
David Salazar is an editor at Fast Company who focuses on how innovation reshapes healthcare, consumer life, and culture, with a particular emphasis on emerging technologies and mission-driven businesses. His work centers on curated packages and lists that surface early-stage projects, explain the problems they tackle, and connect them to broader shifts in technology, commerce, and the way people live. Rather than filing incremental beat news, he organizes complex subject areas—such as the future of healthcare or the rise of AI in media—into accessible case studies that highlight both the breakthrough and its real-world context. He also extends this coverage into audio and video, moderating conversations with innovators and colleagues about how these trends play out across the economy.
World Changing Ideas in healthcare
Salazar plays a central role in Fast Company’s World Changing Ideas coverage of health, where he profiles companies and projects reinventing disease detection and treatment. In his feature on new diagnostics and treatments ushering in the future of healthcare, he highlights 21 initiatives that range from hardware to software to novel care environments, treating each as a lens on where medicine is headed. The projects he spotlights include an ingestible capsule designed to detect gastrointestinal problems from inside the body, an AI-powered drug discovery tool that outperforms Google DeepMind’s AlphaFold in protein structure prediction, and health platforms that track neurological episodes to help patients and clinicians manage complex conditions. He also covers more radical interventions such as an artificial womb system intended to support babies born as early as 22 weeks, and microalgae-based lipids for infant formula that replicate the structure of human milk fats while reducing reliance on palm oil. Across these pieces he writes in clear, tightly structured summaries, foregrounding the medical need, the core innovation, and what scale would mean for patients, caregivers, and health systems.
His healthcare work frequently links individual inventions to systemic problems, such as fragmentation, cost, and access in the U.S. system. In live video programming on innovating through America’s healthcare crisis, he participates as a Fast Company editor in discussions about why the system remains so complex and how new models of care and technology might make it more navigable. That combination of project-level reporting and system-level framing distinguishes his health coverage from a conventional beat focused only on clinical trial milestones or regulatory filings.
Consumer empowerment and new business models
Beyond clinical settings, Salazar’s World Changing Ideas coverage extends to consumer-facing companies that rethink how people access products and services. In his piece on why Tin Can, BabyQuip, and Victory+ are world-changing ideas, he groups these brands under a consumer empowerment banner, examining how they give individuals more control over what they use, how they pay, and the information they receive. The framing treats these companies less as isolated startups and more as examples of new business models that shift power toward users, whether through transparency, flexible access, or community-based networks. His writing here mirrors his health work: short, pointed narratives that quickly define the problem, explain the offering, and then situate it in a broader pattern in the marketplace.
Across these consumer pieces he maintains a focus on impact and scalability, emphasizing whether an idea can reach more people and alter everyday behavior at meaningful scale. That lens aligns with Fast Company’s focus on innovation but also marks his work as useful for understanding how niche services might signal larger shifts in how consumers relate to brands.
AI, culture, and the future of media
Salazar also covers the intersection of artificial intelligence, entertainment, and global culture, giving equal weight to creative possibilities and business implications. In a feature on a K-pop artist who “sings” fluently in six languages thanks to voice AI, he reports on how music company Hybe uses synthetic vocals to localize performances for different markets. The piece explores what this technology means for artists’ careers, fan relationships, and the economics of the global music business, illustrating his interest in AI not as an abstract technology but as a force that reshapes creative industries.
On Fast Company’s Most Innovative Companies podcast, he hosts a special miniseries on the most innovative AI companies, going behind the scenes of the annual list with the reporters who compiled it. In those episodes he draws out how AI is changing sectors from media to enterprise software, pressing guests on what truly differentiates a breakthrough from yet another hype-driven product. In other installments, he joins discussions on how AI-generated music could upend the music industry, again linking technical advances to questions of ownership, revenue, and artistic identity. Taken together, his AI work positions him as a guide to how machine learning tools are moving from labs into culture and commerce.
Packages, lists, and live conversations
Across subjects, Salazar’s signature is his work on large editorial packages and multi-platform storytelling rather than stand-alone news hits. As an editor, he helps shape list-driven franchises such as World Changing Ideas and Most Innovative Companies, where his bylines and hosting roles frame individual entries within categories like healthcare, consumer empowerment, and AI. His stories tend to be structured as concise case studies, often grouped by theme, which makes it easy to compare how different organizations tackle similar problems or opportunities.
He regularly amplifies this work through audio and video. In addition to the Most Innovative Companies podcast, he appears in Fast Company video segments examining topics such as how innovators are responding to America’s healthcare crisis. These formats show him not only writing about companies but also moderating conversations, asking clarifying questions, and drawing connections across different beats and expert viewpoints. For sources and partners, that combination of package editing, list curation, and on-air discussion means his coverage often sits at the intersection of story development and franchise-level editorial strategy.
4 more health journalists.
Abida Tasnim
Abida Tasnim is a health writer for The Daily Star who focuses on clear, practical guidance that helps readers recognise risks early and act before everyday illnesses turn into wider public health problems. She reports on infectious disease prevention, using measles coverage to show how outbreaks start with individual decisions and behaviours, not just hospital statistics. Her work explains what happens during an outbreak and then anchors the story in simple steps people can take, such as avoiding crowded places when symptoms appear, practising good hygiene, and seeking medical advice early. She writes direct, action‑oriented health explainers that turn clinical questions about contagion and disease burden into everyday choices. Across her beat, she stresses early recognition, timely care, and prevention as the foundations of healthier communities.
Adrián Carballo Casla
Adrián Carballo Casla stands out for turning complex cohort data on ageing into clear, food‑level advice on what older adults should eat to protect brain health and slow chronic disease. He is a researcher in nutritional epidemiology focused on ageing and chronic disease prevention and a postdoctoral researcher in geriatric epidemiology at Karolinska Institutet, writing health explainers for The Conversation. He reports on how diet quality, especially Mediterranean and Mind‑style patterns, shapes dementia risk, grey matter loss and neurocognitive ageing, and how healthy versus pro‑inflammatory diets alter multimorbidity trajectories. His articles translate findings on flavonoids, polyphenols, folate, omega‑3 fats and dietary nitrates into specific food choices and small, practical changes. Much of his coverage is anchored in his own studies on multimorbidity, high‑risk older adults and tailored dietary recommendations, often syndicated to other outlets.
Ahmed Elbediwy
Ahmed Elbediwy brings a lab-based understanding of cancer biology and clinical biochemistry to public-facing health reporting, linking drug mechanisms and molecular pathways to everyday choices about medicines and products. He writes for The Conversation on weight-loss injections, cancer overdiagnosis and anti-ageing supplements, focusing on obesity medicine, cancer signalling, screening trade-offs, skincare and supplement science. His pieces on GLP-1 drugs such as Ozempic, Wegovy and Mounjaro explain why some people do not respond, how gut hormones and appetite signals work, and where psychological support and nutrition fit alongside prescriptions. He co-authors explainers on cancer risk and overdiagnosis and on whether supplements can reverse ageing, separating established knowledge from emerging research. An award-winning senior lecturer at Kingston University, he favours clear, structured explainers, careful definition of key terms and evidence-based appraisal over hype.
Amanda Sheppeard
Amanda Sheppeard is a managing editor and health journalist known for long, detailed explainers that connect complex clinical research, disability policy and political narratives with the daily realities of doctors and patients. She works at The Medical Republic across editorial leadership and commercial content while reporting widely on medicine for its specialist titles. Her real beat spans autism, disability policy, autoimmune disease, infectious threats and system pressures in primary care and hospitals. She covers subjects such as autism diagnosis and the NDIS, rheumatology’s clinical shifts, weight-loss agents in rheumatoid arthritis, infection control, antimicrobial resistance and new modalities like CAR T-cell therapy and microneedles. She reports by doing the synthesis inside the story, linking trial design, molecular targets, funding rules and policy changes to concrete decisions and workflows in clinics and hospitals.