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Working Scientist

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Mar 24, 2023 • 23min

How ice hockey helped me to explain how unborn babies’ brains are built

In his 2022 book Zero to Birth, How the Human Brain is Built, developmental neurobiologist William Harris includes ice hockey analogies to describe how the body’s most complicated organ develops in the womb, drawing on a 40-year career studying fruit fly, salamander, frog and fish embryos.Harris, professor emeritus at Cambridge University, UK, played the sport growing up in Canada and is now a coach. “A coach will have tryouts and select the best players for different positions,” he says. “The brain does the same thing. Maybe two neurons try out for every position, one makes it that’s a little bit better at communicating, and the other one doesn’t, going through a process called apoptosis. The survivors have to last your whole life.”Harris highlights some differences between human and animal brains, (cerebral cortex size, for example, and how newborn babies are hard wired to understand and develop speech). Writing the book, he believes, made him respect human and animal brains even more. “Probably our brains are the most unique things about us. We have unique faces, but our brains are even more unique. You just can’t see them,” he says. Hosted on Acast. See acast.com/privacy for more information.
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Mar 17, 2023 • 19min

The brain science collaboration that offers hope to blind people

An applied goal of Pieter Roelfsema’s lab at the Netherlands Institute for Neuroscience in Amsterdam is to create a visual brain prosthesis aimed at people who have lost their sight.To help achieve this goal, the lab partners with both neurosurgeons and artificial intelligence researchers.“We are knowledgeable about how to put electrodes in the brain,” says Roelfsema, “but we collaborate with experts who know about how to make these electrodes so that they don't damage the brain tissue too much, also with people in artificial intelligence who can take camera images and translate them into brain stimulation patterns.“We also collaborate with neurosurgeons who can inform us how to really make this device and make it something that is going to be feasible for a neurosurgeon to really implant in the brain. That is definitely a very important goal for me, to bring this to a patient.”In episode five of Tales from the Synapse, a podcast series with a focus on brain science, Roelfsema describes how he handles requests from people who are pinning their hopes on being able to see again. “I have to explain this is not a clinically approved device,” he says.“Our ambition will be to go to humans in the next say, two years, or maybe a little bit later, but it’s still going to be research. There are all kinds of regulations, which are there for a good reason. And we have to show that we comply with all these regulations.”Tales from the Synapse is produced in partnership with Nature Neuroscience and introduced by Jean Mary Zarate, a senior editor at the journal. The series features brain scientists from all over the world who talk about their career journeys, collaborations and the societal impact of their research. Hosted on Acast. See acast.com/privacy for more information.
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Mar 10, 2023 • 23min

Social sponges: Gendered brain development comes from society, not biology

Gina Rippon was a paid-up member of the “male-female brain brigade” earlier in her career as a cognitive neuroscientist, but changed tack, she says, after discovering there was not a lot of sound research behind the well-established belief that male and female brains are biologically different.In the fourth episode of this 12-part podcast series Tales from the Synapse, Rippon explores the role of social conditioning to explain why boys and girls might respond differently to pink and blue objects, why girls aged nine describe maths “as a boy thing,” and why the same girls shun games that are aimed at children “who are really, really smart.”Rippon, Professor Emeritus of cognitive neuroimaging at Aston University in Birmingham, UK and author of the 2019 book The Gendered Brain , is also interested in why women continue to be under-represented in science even in countries that purport to be gender-equal.Her forthcoming second book investigates why girls and women on the autism spectrum have historically been overlooked. Viewing the condition through a gendered lens hampers our understanding of it, she argues.Tales of the Synapse, a podcast series with a focus on brain science, is produced in partnership with Nature Neuroscience and introduced by Jean Mary Zarate, a senior editor at the journal. The series features brain scientists from all over the world who talk about their career journeys, collaborations and the societal impact of their research. Hosted on Acast. See acast.com/privacy for more information.
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Mar 3, 2023 • 24min

What happens in our brains when we're trying to be funny

After a mostly miserable childhood in the small Israeli village of Tel Aviv (his words), Ori Amir moved to the US, where he gained a PhD in cognitive neuroscience and launched a second career as a stand-up comedian.Amir is now a professor at Pomona College in Claremont, California, where he researches what happens in our neural networks when we are trying to be funny.His interest in this was triggered after realising there were around 20 studies examining brain activity when we are enjoying comedy, he says, but nothing about the creative process involved in being funny. Amir’s research also investigates attempts to use artificial intelligence to generate humour.“I’m afraid that if I make any jokes about artificial intelligence, I will get in trouble in the future. Artificial intelligence would cancel me. So I’m refraining from making any such jokes,” he tells his audience.Amir’s stand-up act also includes anecdotes about life as a PhD student. “It’s going to take seven years, the first five-and-a-half-years to work very hard on developing a silly accent,” he adds. “Then you do some original research and it all culminates in a dissertation defence in which you present your work in front of five important neuroscientists. And if you fail, they eat your brains.”This is the third episode of Tales from the Synapse, a 12-part podcast series with a focus on brain science, produced in partnership with Nature Neuroscience and introduced by Jean Mary Zarate, a senior editor at the journal.The series features brain scientists from all over the world who talk about their career journeys, collaborations and the societal impact of their research. Hosted on Acast. See acast.com/privacy for more information.
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Feb 24, 2023 • 35min

Marvelling at the mystery of consciousness through a scientific lens

In the second episode of this 12-part podcast series, Tales from the Synapse, neuroscientist Anil Seth describes his research into consciousness, which he describes as “insurance against falling into a single, disciplinary hole.”Alongside neuroscientists, Seth’s research group at the University of Sussex in Brighton, UK, also includes string theorists, mathematicians and psychologists. The team also collaborates with academics in the arts and humanities.His 2021 book Being You: A New Science of Consciousness. begins by challenging the idea that consciousness is beyond the reach of science, and concludes with a look at consciousness in non-human animals, before asking if artificial intelligence will one day become both sentient and conscious.Seth’s own academic career path demonstrates the many disciplines with an interest in consciousness. He began studying physics but transitioned to psychology, computer science and artificial intelligence, the subject of his PhD at Sussex. He returned there to set up his neuroscience group after completing a postdoc at the The Neurosciences Institute in San Diego, California, from 2001-2006.He admits to an ongoing sense of wonder that that the self is experienced through brain activity, the “tofu-textured electrical wetware inside our skulls” with its “86 billion neurons and 1000 times more connections,” adding: “It seems like a miracle. But that’s the point of science, isn’t it, to preserve the wonder of a phenomenon, but to explain it too?"Tales from the Synapse is produced in partnership with Nature Neuroscience and introduced by Jean Mary Zarate, a senior editor at the journal. The series features brain scientists from all over the world who talk about their career journeys, collaborations and the societal impact of their research. Hosted on Acast. See acast.com/privacy for more information.
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Feb 16, 2023 • 23min

Brain and behaviour: understanding the neural effects of cannabis

As a pharmacy student at the University of Wisconsin–Madison, Natasha Mason was struck by the high volume of patients who complained about opiates and antidepressants not working, but at the same time became more and more dependent on them.This observation triggered an interest in the behavioural effects of psychedelic drugs, which took her career in a psychopharmacological direction. She now researches the neural effects of cannabis, both when people are under the influence of the drug, and over the longer term, at Maastricht University in the Netherlands.Mason is also interested in the positive and negative effects of developing a tolerance to cannabis.“Recreational users tend to use cannabis for the relaxing or the euphoric effects. So here, tolerance can be seen as kind of a maladaptive thing. You have to use more of the drug to get the high that you want … This is where addiction dependence can come in,” she says.“But tolerance can be a good thing in regards to the clinical use of this drug. Individuals who are using cannabis for pain do not want the high, because this also comes with the impairment as well.”This 12-part Working Scientist podcast series, Tales from the Synapse, is produced in partnership with Nature Neuroscience and introduced by Jean Mary Zarate, a senior editor at the journal. The series features brain scientists from all over the world who talk about their career journeys, collaborations and the societal impact of their research. Hosted on Acast. See acast.com/privacy for more information.
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Feb 11, 2023 • 16min

Showing the love as a science leader: the emotional side of empowering and inspiring others

How do you learn leadership skills as a researcher, and how well is science served by its current crop of leaders?These are just two of the questions asked of scientific leaders from a range of sectors and backgrounds in this five-part Working Scientist podcast series, all about leadership.In this final episode, Gianpiero Petriglieri focuses on the emotional aspects of leadership — describing it as a love for an idea, and for a group of people whom you’re trying to both protect and advance.Petriglieri, who researches organizational behaviour at INSEAD Business School in Fontainebleau, France, says that being in the physical presence of an effective leader should ideally make you feel calm, clear about priorities and cared for.Julie Gould also talks to Robert Harris, a past president of ORPHEUS, the Organisation for PhD Education in Biomedicine and Health Sciences in the European System; he’s also a research-group leader at the Centre for Molecular Medicine, part of the Karolinska Institute in Solna, Sweden.Good leadership is all about effective communication and being able to inspire and empower others, he says. To do that, you need to ask the right questions, and make suggestions, rather than giving orders. Hosted on Acast. See acast.com/privacy for more information.
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Feb 4, 2023 • 21min

Leadership in science: “There is nothing wrong with being wrong”

How do you learn leadership skills as a researcher, and how well is science served by its current crop of leaders?These are just two of the questions asked of scientific leaders from a range of sectors and backgrounds in this five-part Working Scientist podcast series, all about leadership.In this penultimate episode, stem cell biologist Fiona Watt tells Julie Gould that one of her leadership mantras is: “There is nothing wrong with being wrong,” and that science is in good shape if it can acknowledge this.Watt is director of EMBO, the European molecular biology organization, based in Heidelberg, Germany.Her leadership positions before joining the organisation in 2022 include leading the Centre for Stem Cells and Regenerative Medicine at King's College London.In this role she was able to indulge an interest in improving scientists’ working environments as part of a redesign project of its labs, offices and core facilities. In 2018 Watt was appointed the first executive chair of Medical Research Council, the UK funder.She compares her own hands-on and largely self-taught leadership skills (helped by a strong network of female colleagues earlier in her career) with opportunities for young aspiring lab leaders today.These include EMBO’s lab management course, which provides researchers on the cusp of independence with a trusting environment to learn about the common challenges group leaders are likely to face.Watt also tells Julie Gould about the role of science leaders in articulating the need for government funding for science, but says that spending decisions should sit with them, and not with politicians. Hosted on Acast. See acast.com/privacy for more information.
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Jan 28, 2023 • 20min

Why empathy is a key quality in science leadership

How do you learn leadership skills as a researcher, and how well is science served by its current crop of leaders?These are just two of the questions asked of scientific leaders from a range of sectors and backgrounds in this five-part Working Scientist podcast series, all about leadership.In this episode, Hagen Zimer tells Julie Gould about the qualities and skills you need to be a science leader in industry and how he approaches his role as managing director of TRUMPF Laser, a global company based in Schramberg, Germany, that manufactures lasers and laser-processing machine tools.Zimer says that effective leaders are good listeners who display high levels of empathy, so that they can understand individual colleagues’ fears and concerns. They also need to be authentic, he adds. If not, teams will not believe what they are being told.Zimer says that early-career researchers with leadership ambitions should ask themselves whether they see themselves taking the lead role in a play. “If you are in the leading position, you cannot hide any more. You are at some point also alone.” Hosted on Acast. See acast.com/privacy for more information.
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Jan 21, 2023 • 19min

Mastering the art of saying no should be part of a research leader’s toolkit

How do you learn leadership skills as a researcher, and how well is science served by its current crop of leaders?These are just two of the questions asked of scientific leaders from a range of different sectors and backgrounds in this five-part Working Scientist podcast series all about leadership.In this episode, Spanish neuroscience and mental health researcher Gemma Modinos talks about her own leadership journey as a group leader at King’s College London and former chair of the Young Academy Europe.Modinos compares “command and control” leadership styles with more collaborative approaches and says aspiring science leaders should not neglect leadership training as part of their career development.Learning how to say no effectively and allocating time to meet looming deadlines is another key skill, she tells Julie Gould.But should all early career researchers nurture leadership ambitions? No, says Modinos. “Not everyone has to strive to become a PI, or to be involved in chairing an organization, or being president, or being in boards,” she says. Hosted on Acast. See acast.com/privacy for more information.

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