paddy ashdown: the global power shift
pam warhurst: how we can eat our landscapes
pamela meyer: how to spot a liar
pamela ronald the case for engineering our food
pamelia kurstin plays the theremin
pankaj ghemawat: actually, the world isn't flat
paola antonelli previews "design and the elastic mind"
paola antonelli treats design as art
paola antonelli: why i brought pac-man to moma
paolo cardini: forget multitasking, try monotasking
parag khanna how megacities are changing the map of the world
parag khanna maps the future of countries
pardis sabeti how we'll fight the next deadly virus
a.j. jacobs how healthy living nearly killed me
patience mthunzi could we cure hiv with lasers
patricia burchat: shedding light on dark matter
patricia kuhl: the linguistic genius of babies
patrícia medici the coolest animal you know nothing about ... and how we can save it
patricia ryan: don't insist on english!
patrick awuah on educating leaders
patrick chappatte: the power of cartoons
paul bennett finds design in the details
paul bloom can prejudice ever be a good thing
paul bloom: the origins of pleasure
paul collier on the "bottom billion"
paul collier's new rules for rebuilding a broken nation
paul conneally: digital humanitarianism
paul debevec animates a photo-real digital face
paul ewald asks, can we domesticate germs?
paul gilding: the earth is full
paul greenberg the four fish we're overeatingand what to eat instead
paul kemp robertson bitcoin sweat tide meet the future of branded currency
the ethical dilemma of designer babies
paul maccready flies on solar wings
paul maccready on nature vs. humans
paul moller on the skycar
paul nicklen tales of ice bound wonderlands
paul pholeros how to reduce poverty fix homes
a.j. jacobs how healthy living nearly killed me
paul romer the world s first charter city
paul romer: why the world needs charter cities
paul root wolpe: it's time to question bio-engineering
paul rothemund casts a spell with dna
paul rothemund details dna folding
paul sereno digs up dinosaurs
paul snelgrove: a census of the ocean
paul stamets: 6 ways mushrooms can save the world
paul tudor jones ii why we need to rethink capitalism
paul zak: trust, moralityand oxytocin?
paula hammond a new superweapon in the fight against cancer
paula johnson his and hers ¡ healthcare
a.j. jacobs how healthy living nearly killed me
paula scher gets serious
pavan sukhdev: put a value on nature!
pawan sinha on how brains learn to see
pearl arredondo: my story, from gangland daughter to star teacher
what young women believe about their own sexual pleasure
penelope boston says there might be life on mars
pete alcorn on the world in 2200
peter attia what if we re wrong about diabetes
peter diamandis: abundance is our future
peter diamandis on our next giant leap
peter diamandis on stephen hawking in zero g
peter donnelly: how stats fool juries
peter doolittle how your working memory makes sense of the world
peter eigen: how to expose the corrupt
péter fankhauser: meet rezero, the dancing ballbot
peter gabriel fights injustice with video
peter haas: haiti's disaster of engineering
peter hirshberg on tv and the web
peter molyneux demos milo, the virtual boy
peter norvig: the 100,000-student classroom
peter reinhart on bread
peter saul: let's talk about dying
peter singer: the why and how of effective altruism
peter tyack: the intriguing sound of marine mammals
peter van manen how can formula 1 racing help babies
peter van uhm: why i chose a gun
peter ward on earth's mass extinctions
lifelike simulations that make real-life surgery safer
phil borges on endangered cultures
phil hansen: embrace the shake
phil plait: how to defend earth from asteroids
philip evans how data will transform business
philip k. howard: four ways to fix a broken legal system
philip zimbardo: the psychology of evil
philip zimbardo: the psychology of time
the unexpected challenges of a country's first election
philippe petit: the journey across the high wire
philippe starck: design and destiny
pia mancini: how to upgrade democracy for the internet era
pico iyer: the art of stillness
the beauty of what we'll never know
pico iyer where is home
thomas dolby: "love is a loaded pistol"
pranav mistry: the thrilling potential of sixthsense technology
prosanta chakrabarty clues to prehistoric times, found in blind cavefish
felix dennis: odes to vice and consequences