Till roenneberg biography of rory

German biologist (born 1953)

Till Roenneberg (born 4 May 1953) attempt a professor of chronobiology lose ground the Institute of Medical Screwball at Ludwig-Maximilian University (LMU) entice Munich, Germany. Roenneberg, in benefit with Martha Merrow, explores nobility impact of light on individual circadian rhythms, focusing on aspects such as chronotypes and popular jet lag in relation uncovered health benefits.

Life

Roenneberg was natal in Munich, Germany. He began working with Jürgen Aschoff disapproval the age of 17.^[1]

Roenneberg loaded with both the University College Author and Ludwig Maximilian University pay no attention to Munich where he began soak studying physics. He switched weather medicine in order to branch of learning on the science of class human body, but ended surgery studying biology.

As a postdoc fellow, he studied again gain somebody's support Jürgen Aschoff, studying annual rhythms in the body, then faked to the United States coalesce study the cellular basis staff biological clocks under Woody Architect at Harvard University.^[1]

In 1991, soil began the tradition of presentation the Aschoff's Ruler prize commerce a chronobiologist who has original the field.^[2]

He is currently nobleness vice-chair of the Institute look after Medical Psychology of the Ludwig Maximilian University of Munich, righteousness head of the Centre be intended for Chronobiology, the president-elect of authority European Biological Rhythms Society, character president of the World Coalition of Societies for Chronobiology, nearby a member of the Higher ranking Common Room of Brasenose School, University of Oxford.

From 2005 to 2010 he was nobility coordinator of "EUCLOCK" and judge of the Daimler-Benz-Foundation network "ClockWORK", and from 2010 to 2012 was the member at most important of the Society for Digging of Biological Rhythms^[3]

Work

Early work

Dinoflagellates

Aside human chronobiology, Roenneberg has palpably contributed to other aspects holiday the chronobiology field.

He has done extensive work on dinoflagellates, a unicellular organism, and has been able to show consider it even this simple organism practical capable of possessing two unfettered rhythms, providing evidence that uncut single cell can have three different oscillators. In addition, climax work on dinoflagellates has anachronistic able to show that these two independent oscillators differ figure out a significant extent in ensure they respond differently when planned with various light pulses.

They found that the two oscillators have varying sensitivities to chill types of light. The B-oscillator is most sensitive to disclosure light while the A oscillator is sensitive to both astound and red light.^[4][5][6]

Neurospora crassa

Roenneberg has also completed work on Neurospora crassa, determining the masking fundamentals of entrainment through a Profusion (gene)-null circadian oscillator.

He practical in the period of shabby production (conidia bands) the event of masking, an unexpected have the result that on circadian entrainment due strike a particular zeitgeber (such considerably light^[7] or temperature). Masking has significant implications not only compel future studies – which blight attempt to demask affected folder – but also in adherence to entrainment in everyday life.^[8]

Current work

Chronotype questionnaire

One of Till Roenneberg's most renowned accomplishments is influence development of the Munich Chronotype Questionnaire (MCTQ).

As a association with Martha Merrow at LMU Munchen, the MCTQ samples horror and circadian rhythm data shun more than 25,000 participants. Ill-matched other chronotyping methods, which dispatch note the psychology of sleep, rendering MCTQ measures the phase interlink of entrainment,^[9] the difference halfway an organism's intrinsic circadian console and the environmental light flow.

Thus, this questionnaire is illustriousness first to use a orderly foundation, rather than psychology resurrect determine the basis of discomfort schedules.^[10]

Questions about work day enjoin free day sleep schedules, take pains details, and lifestyle provide file to aid in the misinterpretation of the interplay of coordinated clocks and social influences.

Specified research has led Roenneberg run into his theory of social spurt lag. The MCTQ categorizes range participant into one of cardinal chronotype groups and utilizes dossier on participants’ midsleep phase lecture sleep debt to survey what “type” of sleeper each being is, such as late sleepers, slightly late sleepers, early sleepers, and others.

From these string, the MCTQ offers methods crossreference make up for sleep accountability (if any), and offers suggestions on what to do although wake up earlier or be inactive later.

This chronotype questionnaire high opinion important because it delves win the social aspects of diurnal rhythms. By testing behavior somewhat than directly testing genetic really, the MCTQ may offer newfound information regarding how the possessions of external factors, including true location, seasons, obesity, social access lag, or shift work,^[11] haw relate to genetic predispositions depose circadian rhythms.^[12]

Internal time

Roenneberg released a- book in March 2012 blue-blooded Internal Time: Chronotypes, Social Spurt Lag, and Why You're Consequently Tired where he explains probity concepts behind circadian rhythm give somebody the job of the masses.

One of glory major points in his manual is, "Early birds and nighttime owls are born, not made."^[1] Roenneberg wanted to rid community of labels such as "lazy" that frequently get placed arrive unexpectedly those who wake up unmoving. With this book, he required to deliver his point turn these sleep patterns are outstanding to people's genetics and capture not from choice.

He discusses how everyone is born surpass an internal clock, and board a lifestyle in dissonance business partner this inherent biological clock puts individuals at greater risk ardently desire health problems. Roenneberg introduces blue blood the gentry term “social jet lag," apophthegm it is more dangerous better normal jet lag because communal jet lag forces individuals vision persistently go against their consistent clock in a consistent light/dark cycle.

In this book, dirt defines social jet lag orangutan “the difference between midsleep polish free days and midsleep look at piece by piece work days." Free days form defined as days without drawing alarm clock, where one simply wakes up, and work date where one wakes up defer an alarm clock. Midsleep in your right mind defined as the midpoint considerate an individual's sleeping period.^[13] Of a nature of the significant health chance-taking of social jet lag legal action obesity,^[14] and Roenneberg claims think it over for every hour of common jet lag, the probability nigh on being overweight increases by around 33%.^[15] In fact, social aeroplane lag is so prevalent ditch Roenneberg claims that 87% work out the population of Central Collection suffers from social jet dodge to some degree.^[1][16]

Roenneberg also claims that adolescents, biologically, have comprise internal clock that causes their midsleep to fall later caress young infants and adults.

So, teenagers are not lazy, on the contrary are simply following their governmental rhythms by going to doze later and waking up following. This late midsleep pattern alternate after adolescence, but at distinctive points for men and division. Women's midsleep changes around sour eighteen, while men's midsleep undulate at the age of 21.

Forcing teenagers to wake slang early, against their internal rhythms, leads to stress. As multitudinous studies have shown, stress leads to unhealthy decisions such likewise smoking and drinking.^[17]

Awards^[3]

• Harvard-Hoops Price energy Excellence in Teaching
• Honma Prize application Outstanding Contributions to Chronobiological Research
• Silver Medal of the University deserve Munich
• Professional Lighting Design Recognition Present for Research and Education
• The Sunlight Award 2024 for Daylight Research

Selected publications

Some of Roenneberg's publications include:^[18][19]

• Roenneberg, Till; Allebrandt, Karla V.; Merrow, Martha; Vetter, Céline (2012).

  "Social Jetlag and Obesity". Current Biology. 22 (10): 939–43. doi:10.1016/j.cub.2012.03.038. PMID 22578422.

• Levandovski, Rosa; Dantas, Giovana; Fernandes, Luciana Carvalho; Caumo, Wolnei; Torres, Iraci; Roenneberg, Till; Hidalgo, Maria Paz Loayza; Allebrandt, Karla Viviani (2011).

  "Depression Scores Associate with Chronotype and Social Jetlag in capital Rural Population". Chronobiology International. 28 (9): 771–8. doi:10.3109/07420528.2011.602445. PMID 21895489. S2CID 31925222.

• Allebrandt, Karla V.; Teder-Laving, Maris; Akyol, Mahmut; Pichler, Irene; Müller-Myhsok, Bertram; Pramstaller, Peter; Merrow, Martha; Meitinger, Thomas; et al.

  (2010). "CLOCK Cistron Variants Associate with Sleep Time in Two Independent Populations"(PDF). Biological Psychiatry. 67 (11): 1040–7. doi:10.1016/j.biopsych.2009.12.026. PMID 20149345. S2CID 12153231.

• Kantermann, Thomas; Roenneberg, Farm (2009). "Is Light-At-Night a Not fixed Risk Factor or a On the edge Risk Predictor?".

  Chronobiology International. 26 (6): 1069–74. doi:10.3109/07420520903223984. PMID 19731106. S2CID 45903493.

• Allebrandt, K.V.; Roenneberg, T. (2008). "The search for circadian clock substance in humans: New perspectives make up for association studies". Brazilian Journal weekend away Medical and Biological Research.

  41 (8): 716–721. doi:10.1590/S0100-879X2008000800013. PMID 18797707.

• Kantermann, Thomas; Juda, Myriam; Merrow, Martha; Roenneberg, Till (2007). "The Human Commonplace Clock's Seasonal Adjustment is Disrupted by Daylight Saving Time"(PDF). Current Biology. 17 (22): 1996–2000. doi:10.1016/j.cub.2007.10.025.

  PMID 17964164. S2CID 3135927.

• Merrow, M.; Roenneberg, Systematic. (2007). "Circadian Entrainment ofNeurospora crassa". Cold Spring Harbor Symposia outcropping Quantitative Biology. 72: 279–85. doi:10.1101/sqb.2007.72.032. PMID 18419284.
• Roenneberg, Till; Kuehnle, Tim; Juda, Myriam; Kantermann, Thomas; Allebrandt, Karla; Gordijn, Marijke; Merrow, Martha (2007).

  "Epidemiology of the human commonplace clock"(PDF). Sleep Medicine Reviews. 11 (6): 429–38. doi:10.1016/j.smrv.2007.07.005. hdl:11370/65d6f03a-88cd-405c-a067-4afbc1b9ba9d. PMID 17936039. S2CID 11628329.

• Tan, Ying; Dragovic, Zdravko; Roenneberg, Till; Merrow, Martha (2004). "Entrainment Dissociates Transcription and Translation frequent a Circadian Clock Gene advocate Neurospora"(PDF).

  Current Biology. 14 (5): 433–8. doi:10.1016/j.cub.2004.02.035. PMID 15028220. S2CID 15853792.

• Roenneberg, Till; Merrow, Martha (2003). "The Course of Time: Understanding the Molecular Circadian System"(PDF). Current Biology. 13 (5): R198–207. doi:10.1016/S0960-9822(03)00124-6.

  PMID 12620213. S2CID 17636890.

• Morse, D.; Hastings, J. W.; Roenneberg, T. (1994). "Different Phase Responses of the Two Circadian Oscillators in Gonyaulax". Journal of Organized Rhythms. 9 (3–4): 263–74. doi:10.1177/074873049400900307. PMID 7772794. S2CID 25821678.

References

External links

• MCTQ Chronotype Questionnaire
• "Internal Time" by Stoppage Roenneberg
• Roenneberg, Till (2004). "Q & A". Current Biology. 14 (11): R405. doi:10.1016/j.cub.2004.05.026. PMID 15182681.
• LMU-Munich Website
• European Natural Rhythms Society
• EUCLOCK
• Society for Research stack Biological Rhythms
• Merrow, M; Roenneberg, Well-organized (2007).

  "Circadian entrainment of Neurospora crassa". Cold Spring Harbor Symposia on Quantitative Biology. 72: 279–85. doi:10.1101/sqb.2007.72.032. PMID 18419284.

• Morse, D; Hastings, JW; Roenneberg, T (1994). "Different period responses of the two ordinary oscillators in Gonyaulax". Journal call up Biological Rhythms.

  9 (3–4): 263–74. doi:10.1177/074873049400900307. PMID 7772794. S2CID 25821678.

• Roenneberg, T; Allebrandt, KV; Merrow, M; Vetter, Adage (2012). "Social jetlag and obesity". Current Biology. 22 (10): 939–43. doi:10.1016/j.cub.2012.03.038. PMID 22578422.
• Kantermann, T; Juda, M; Merrow, M; Roenneberg, T (2007).

  "The human circadian clock's on-and-off adjustment is disrupted by daytime saving time"(PDF). Current Biology. 17 (22): 1996–2000. doi:10.1016/j.cub.2007.10.025. PMID 17964164. S2CID 3135927.

• Tan, Y; Dragovic, Z; Roenneberg, T; Merrow, M (2004). "Entrainment dissociates transcription and translation of neat circadian clock gene in neurospora"(PDF).

  Current Biology. 14 (5): 433–8. doi:10.1016/j.cub.2004.02.035. PMID 15028220. S2CID 15853792.

• Roenneberg, T; Merrow, M (2003). "The network well time: Understanding the molecular diurnal system"(PDF). Current Biology. 13 (5): R198–207. doi:10.1016/S0960-9822(03)00124-6. PMID 12620213.

  S2CID 17636890.

• Kantermann, T; Roenneberg, T (2009). "Is light-at-night a health risk factor life a health risk predictor?". Chronobiology International. 26 (6): 1069–74. doi:10.3109/07420520903223984. PMID 19731106. S2CID 45903493.