J. Marshall Shepherd: 3 kinds of bias that shape your worldview
J. Marshal Shepherd: Tres tipos de sesgos que moldean tu forma de ver el mundo
Dr. J. Marshall Shepherd is a leading international expert in weather and climate and is the Georgia Athletic Association Distinguished Professor of Geography and Atmospheric Sciences at the University of Georgia. Full bio
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master's and PhD in physical meteorology,
y doctorado en meteorología física,
cargando cartas.
four questions, always.
cuatro preguntas, siempre.
I will always get right.
que siempre acertaré.
going to be tomorrow?"
¿qué tiempo hará mañana?"
next September, it's an outdoor wedding.
es una boda al aire libre.
and I don't know the answer to that,
y no sé la respuesta,
hacen mucho en estos días es,
in climate change?"
¿cree en el cambio climático?"
every time I get that question.
que me hacen esa pregunta.
he believes in the tooth fairy.
cree en el ratoncito Pérez.
because I'm losing dollars, fast.
porque estoy gastando dólares.
there, in Atlanta.
allí, en Atlanta.
to the top of that building
la parte superior de ese edificio
because gravity is a thing.
porque la gravedad es algo.
for the Advancement of Science, AAAS,
para el avance de la ciencia, AAAS,
organizations in science,
on different science topics.
sobre diferentes temas científicos.
animal research, human evolution.
investigación animal, evolución humana.
say about those,
al respecto,
study those topics, in red,
estudian esos temas, en rojo,
are so far apart on these science issues.
tan lejos en temas científicos?
closer to home for me,
un poco más a casa para mí,
to climate change.
están contribuyendo al cambio climático.
sobre la ciencia?
thinking about quite a bit.
perceptions in the public, about science,
percepciones en el público sobre ciencia,
about three elements of that:
de tres elementos de eso:
efecto Dunning-Kruger
academic terms, and they are.
sofisticados, académicos, y lo son.
you're going to be like, "Oh!
somebody that does that."
a alguien que hace eso".
what we already believe.
que apoye lo que ya creemos.
a little bit guilty of that at times.
un poco culpables de eso a veces.
of global warming in my yard,
de calentamiento global en mi jardín,
talking about, climate change?"
it makes me chuckle as well.
scientifically flawed.
erróneo científicamente,
doesn't understand
between weather and climate.
tiempo atmosférico y clima.
es tu estado de ánimo
de ánimo, el clima es su personalidad.
climate is your personality.
tell me anything about your personality,
me dice nada sobre su personalidad,
about climate change,
sobre el cambio climático,
el efecto Dunning-Kruger.
came up with the Dunning-Kruger effect.
por pares al respecto,
the peer-reviewed paper for this,
of fancy terminology:
de terminología de fantasía:
thinking we know things.
pensando que sabemos cosas.
they know more than they do.
que sabe más que ellos.
what they don't know.
el Día de la Marmota, ¿verdad?
de disonancia cognitiva lo que
of cognitive dissonance
si el pronóstico de un roedor es exacto.
if a rodent's forecast is accurate.
about the Farmer's Almanac.
del Almanaque del granjero.
people are familiar with it.
la gente está familiarizada con él.
about 37 percent accurate,
at Penn State University.
de la Universidad de Penn State.
podemos pronosticar el clima.
can forecast the weather.
some of you are like, "Yeah, right,"
algunos de Uds. dicen: "Sí, claro".
with weather forecast.
con el pronóstico del tiempo.
the occasional miss, you do.
el ocasional desastre.
Dunning-Kruger y la disonancia cognitiva.
Dunning-Kruger and cognitive dissonance.
that people have about science.
forman la idea
and misinformation
hay alfabetización y desinformación.
assign reporters
que asignar realmente reporteros
about the weather forecast.
sobre el pronóstico del tiempo.
en las redes sociales.
in social media.
para el huracán Irma,
but here's the problem:
and sharing this; it went viral.
y compartía esto; se volvió viral.
the National Hurricane Center at all.
del Centro Nacional de Huracanes.
de mi carrera en la NASA,
to the University of Georgia,
a la Universidad de Georgia
Advisory Committee,
de Ciencias de la Tierra,
and science data from satellite
y datos científicos del satélite.
and in western Canada.
y en el oeste de Canadá.
que soy un geek del tiempo.
that we have the technology
ilustra que tenemos la tecnología
atmosférico y el sistema climático,
and climate system,
of those perceptions and biases
algunas de esas percepciones y sesgos
after Hurricane Harvey.
después del huracán Harvey.
for "Forbes" magazine periodically,
para la revista "Forbes"
Hurricane Harvey made landfall, saying,
de que el huracán Harvey tocara tierra
40 to 50 inches of rainfall."
entre 15 a 20 cm3 de lluvia".
antes de que sucediera.
to people in Houston,
con la gente en Houston,
it was going to be this bad."
que iba a ser tan malo".
outside of our experience level.
fuera de nuestro nivel de experiencia.
lluvia todo el tiempo,
get rain all of the time,
for the entire year.
de lluvia durante todo el año.
that's outside of the normal.
eso está fuera de lo normal.
prejuicios y desinformación.
literacy and misinformation.
that are cornering our perceptions?
acorralan nuestras percepciones?
we can come very close to home.
podemos llegar muy cerca de casa.
shut the city of Atlanta down.
cerraron la ciudad de Atlanta.
we were in a winter storm watch,
en una tormenta de invierno,
as being a downgrade,
was that it was not going to be as bad,
que no iba a ser tan malo,
as the models were coming in.
a medida que iban llegando las muestras.
boxed in by our perceptions.
cómo nos encajonan nuestras percepciones.
"pi r al cuadrado".
we increase the area.
aumentamos el área.
of understanding about science?
entendimiento acerca de la ciencia?
perspective, your faith --
su perspectiva política, su fe.
your information on science?
la información sobre la ciencia?
sobre la ciencia?
and evaluated your sources.
sus sesgos y sus fuentes.
little 40-second clip
este pequeño clip de 40 segundos.
TV meteorologists in the US, Greg Fishel,
de televisión de EE. UU. Greg Fishel,
about speaking out.
The mistake I was making
que estaba cometiendo
for information
in listening to anything contrary.
en escuchar nada en contra.
in confirmation bias?
por el sesgo de confirmación?
to support what you already think?"
para apoyar lo que ya piensas? "
and I tried to be,
conmigo mismo, intenté serlo.
I'd been taught to conduct myself
me habían enseñado a comportarme
to make the argument
having some effect.
as to how much,
una duda sobre cuánto,
a responsible thing for me to do
no era algo responsable para mí
about expanding his radius
hablar de expandir su radio
life as we know it.
la vida como la conocemos.
our own radius in understanding science,
propio radio para entender la ciencia,
for Atlanta, Georgia,
para Atlanta, Georgia,
and for the world.
ABOUT THE SPEAKER
J. Marshall Shepherd - MeteorologistDr. J. Marshall Shepherd is a leading international expert in weather and climate and is the Georgia Athletic Association Distinguished Professor of Geography and Atmospheric Sciences at the University of Georgia.
Why you should listen
Dr. J. Marshall Shepherd was the 2013 President of American Meteorological Society (AMS), the nation's largest and oldest professional/science society in the atmospheric and related sciences. He serves as Director of the University of Georgia's (UGA) Atmospheric Sciences Program and Full Professor in the Department of Geography where he is Associate Department Head.
Shepherd is also the host of The Weather Channel’s Weather Geeks, a pioneering Sunday talk show dedicated to science, and he is a contributor to Forbes Magazine. Dr. Shepherd routinely appears on national media outlets like CNN, The Weather Channel, CBS's Face The Nation and more. He also provides expertise to NASA, NOAA, The White House, Congress and other stakeholders.
J. Marshall Shepherd | Speaker | TED.com