# Sandra Knapp
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Sandra Diane Knapp (born 1956) is an American born botanist. She is currently the president of the Linnean Society of London and is a merit researcher of the Plants Division of the Natural History Museum, London. While working at the Natural History Museum, London she has overseen the Flora Mesoamericana inventory of Central American plants.
Photosynthesis
Melvyn Bragg and his guests discuss photosynthesis, the process by which green plants and many other organisms use sunlight to synthesise organic molecules. Photosynthesis arose very early in evolutionary history and has been a crucial driver of life on Earth. In addition to providing most of the …
Photosynthesis
Melvyn Bragg and his guests discuss photosynthesis, the process by which green plants and many other organisms use sunlight to synthesise organic molecules. Photosynthesis arose very early in evolutionary history and has been a crucial driver of life on Earth. In addition to providing most of the …
Could we turn poisonous plants into edible crops?
There are over 400,000 species of plant on earth, they’re on every continent including Antarctica. But humans only regularly eat about 200 species globally, with the vast majority of our nutrition coming from just three species. Many of the fruits, leaves and tubers that other plants grow are packe…
The Amazing Diversity of Solanaceous Crops with Dr. Sandra Knapp
This week, we explore one of the most important botanical families for food crops and medicine! Ever heard of nicotine or atropine? These tropane alkaloids from the Solanaceae family are just a few examples of pharmacologically active compounds from this group. I speak with Dr. Sandra Knapp, a worl…
Do climbing plants know where they’re going?
CrowdScience listener Eric, in New Zealand, has noticed his wisteria growing towards a neighbouring tree. He thinks that it actually knows where it’s going. But how can a plant have a sense of direction?
Plants don’t have the advantage of brains or eyes, but that doesn’t seem to stop them from bein…
A Delicious But Invasive Mushroom Could Affect Fungal Diversity
It all started harmlessly enough: People bought kits to grow mushrooms at home. But then, scientists in the upper Midwest noticed something strange. The golden oyster mushroom, which is not native to the United States, was thriving in local forests. Those homegrown mushrooms escaped our basements i…
The Evolution of Evolution
190 years ago Charles Darwin stepped ashore in Falmouth at the end of a five year voyage that would transform the way in which we all think about nature. But how does his work and that of his fellow evolutionary theorist, Alfred Russel Wallace stand up in a world of climate change and habitat dest…
Sandra Knapp
The botanist Dr Sandra Knapp is a senior researcher at the Natural History Museum - but that title doesn’t convey the sheer adventure of her work. She’s a kind of Indiana Jones of the plant world, travelling to remote regions of Central and Southern America and beyond. Her speciality is the Solanum…
World of Flowers
Tom and Helen explore why the evolution of flowers created the world we know today, uncover some of the fascinating ways flowers use shape, colour and scent to bewitch pollinators, and dig into how pollen can reveal the secrets of ancient crime scenes and help us restore lost landscapes. Guests wil…
What Are You Carrying? | Sandra Knapp
Shame is everywhere, but most of us only notice it when we’re already spiraling. I sit down with Sandra Knapp, founder of Mind Matters Therapy Services and a licensed professional counselor, to get radically clear on what shame is, what it isn’t, and why it can feel so intense in the body. We map t…
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