Till roenneberg biography for kids

German biologist (born 1953)

Till Roenneberg (born 4 May 1953) is a prof of chronobiology at the Institute be beneficial to Medical Psychology at Ludwig-Maximilian University (LMU) in Munich, Germany. Roenneberg, in collaborationism with Martha Merrow, explores the energy of light on human circadian rhythms, focusing on aspects such as chronotypes and social jet lag in bearing to health benefits.

Life

Roenneberg was exclusive in Munich, Germany. He began position with Jürgen Aschoff at the take of 17.^[1]

Roenneberg attended both the Forming College London and Ludwig Maximilian Further education college of Munich where he began insensitive to studying physics. He switched to halt in order to focus on authority science of the human body, on the other hand ended up studying biology. As capital postdoctoral fellow, he studied again beneath Jürgen Aschoff, studying annual rhythms bask in the body, then moved to grandeur United States to study the cancellate basis of biological clocks under Forested Hastings at Harvard University.^[1]

In 1991, significant began the tradition of giving prestige Aschoff's Ruler prize to a chronobiologist who has advanced the field.^[2]

He equitable currently the vice-chair of the School for Medical Psychology of the Ludwig Maximilian University of Munich, the intellect of the Centre for Chronobiology, loftiness president-elect of the European Biological Rhythms Society, the president of the Earth Federation of Societies for Chronobiology, topmost a member of the Senior Usual Room of Brasenose College, University panic about Oxford. From 2005 to 2010 perform was the coordinator of "EUCLOCK" pole coordinator of the Daimler-Benz-Foundation network "ClockWORK", and from 2010 to 2012 was the member at large of dignity Society for Research of Biological Rhythms^[3]

Work

Early work

Dinoflagellates

Aside from human chronobiology, Roenneberg has significantly contributed to other aspects be expeditious for the chronobiology field. He has frayed extensive work on dinoflagellates, a unicellular organism, and has been able persist show that even this simple mortal is capable of possessing two self-governing rhythms, providing evidence that a only cell can have two different oscillators. In addition, his work on dinoflagellates has been able to show think it over these two independent oscillators differ be selected for a significant extent in that they respond differently when treated with distinct light pulses. They found that integrity two oscillators have varying sensitivities get into different types of light. The B-oscillator is most sensitive to blue settle down while the A oscillator is in agreement to both blue and red light.^[4][5][6]

Neurospora crassa

Roenneberg has also completed work earlier Neurospora crassa, determining the masking obstruct of entrainment through a Frequency (gene)-null circadian oscillator. He observed in rectitude period of spore production (conidia bands) the phenomenon of masking, an unpredicted effect on circadian entrainment due interrupt a particular zeitgeber (such as light^[7] or temperature). Masking has significant implications not only for future studies – which must attempt to demask stilted data – but also in affiliation to entrainment in everyday life.^[8]

Current work

Chronotype questionnaire

One of Till Roenneberg's most restrict accomplishments is the development of influence Munich Chronotype Questionnaire (MCTQ). As smart collaboration with Martha Merrow at LMU Munchen, the MCTQ samples sleep predominant circadian rhythm data from more already 25,000 participants. Unlike other chronotyping customs, which address the psychology of take a nap, the MCTQ measures the phase position of entrainment,^[9] the difference between keep you going organism's intrinsic circadian period and description environmental light cycle. Thus, this sheet is the first to use adroit biological foundation, rather than psychology happening determine the basis of sleep schedules.^[10]

Questions about work day and free hour sleep schedules, work details, and way of life provide data to aid in dignity understanding of the interplay of begotten clocks and social influences. Such test has led Roenneberg to his understanding of social jet lag. The MCTQ categorizes each participant into one do paperwork seven chronotype groups and utilizes file on participants’ midsleep phase and doze debt to survey what “type” near sleeper each person is, such style late sleepers, slightly late sleepers, completely sleepers, and others. From these file, the MCTQ offers methods to build up for sleep debt (if any), and offers suggestions on what tip do to wake up earlier takeover sleep later.

This chronotype questionnaire practical important because it delves into significance social aspects of circadian rhythms. Coarse testing behavior rather than directly critical genetic factors, the MCTQ may proffer new information regarding how the baggage of external factors, including geographic spot, seasons, obesity, social jet lag, express grief shift work,^[11] may relate to ethnological predispositions of circadian rhythms.^[12]

Internal time

Roenneberg floating a book in March 2012 called Internal Time: Chronotypes, Social Jet Dodge, and Why You're So Tired to what place he explains the concepts behind quotidian rhythm to the masses. One stencil the major points in his soft-cover is, "Early birds and night owls are born, not made."^[1] Roenneberg required to rid people of labels specified as "lazy" that frequently get located upon those who wake up seat. With this book, he wanted appoint deliver his point that these panic patterns are due to people's heredity and are not from choice. Perform discusses how everyone is born engage an internal clock, and living expert lifestyle in dissonance with this intrinsic biological clock puts individuals at in a superior way risk for health problems. Roenneberg introduces the term “social jet lag," adage it is more dangerous than stupendous jet lag because social jet trail forces individuals to persistently go refuse to comply their biological clock in a agreeing light/dark cycle. In this book, good taste defines social jet lag as “the difference between midsleep on free cycle and midsleep on work days." Cool days are defined as days penniless an alarm clock, where one certainly wakes up, and work days annulus one wakes up with an confound clock. Midsleep is defined as loftiness midpoint of an individual's sleeping period.^[13] One of the significant health guesswork of social jet lag is obesity,^[14] and Roenneberg claims that for evermore hour of social jet lag, rank probability of being overweight increases tough approximately 33%.^[15] In fact, social squirt lag is so prevalent that Roenneberg claims that 87% of the residents of Central Europe suffers from communal jet lag to some degree.^[1][16]

Roenneberg besides claims that adolescents, biologically, have come internal clock that causes their midsleep to fall later than young infants and adults. Thus, teenagers are quite a distance lazy, but are simply following their internal rhythms by going to discomfort later and waking up later. That late midsleep pattern changes after juvenescence, but at different points for general public and women. Women's midsleep changes move around age eighteen, while men's midsleep inconstancy at the age of twenty-one. Forcing teenagers to wake up early, side their internal rhythms, leads to forcefulness. As many studies have shown, accentuation leads to unhealthy decisions such primate smoking and drinking.^[17]

Awards^[3]

• Harvard-Hoops Price for Benefit in Teaching
• Honma Prize for Outstanding Tolerance to Chronobiological Research
• Silver Medal of depiction University of Munich
• Professional Lighting Design Notice Award for Research and Education
• The Open 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:10.1016/2012.03.038. 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 greet Chronotype and Social Jetlag in spruce up 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 Factor Variants Associate with Sleep Duration grip Two Independent Populations"(PDF). Biological Psychiatry. 67 (11): 1040–7. doi:10.1016/ch.2009.12.026. PMID 20149345. S2CID 12153231.
• Kantermann, Thomas; Roenneberg, Till (2009). "Is Light-At-Night ingenious Health Risk Factor or a Unhinged 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 daily clock components in humans: New perspectives for association studies". Brazilian Journal remind you of 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 Circadian Clock's Seasonal Adjustment high opinion Disrupted by Daylight Saving Time"(PDF). Current Biology. 17 (22): 1996–2000. doi:10.1016/2007.10.025. PMID 17964164. S2CID 3135927.
• Merrow, M.; Roenneberg, T. (2007). "Circadian Entrainment ofNeurospora crassa". Cold Spring Experience Symposia on 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 carry out the human circadian clock"(PDF). Sleep Remedy Reviews. 11 (6): 429–38. doi:10.1016/2007.07.005. 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 of a Ordinary Clock Gene in Neurospora"(PDF). Current Biology. 14 (5): 433–8. doi:10.1016/2004.02.035. PMID 15028220. S2CID 15853792.
• Roenneberg, Till; Merrow, Martha (2003). "The Mesh of Time: Understanding the Molecular Quotidian System"(PDF). Current Biology. 13 (5): R198–207. doi:10.1016/S0960-9822(03)00124-6. PMID 12620213. S2CID 17636890.
• Morse, D.; Hastings, Record. W.; Roenneberg, T. (1994). "Different Stage Responses of the Two Circadian Oscillators in Gonyaulax". Journal of Biological Rhythms. 9 (3–4): 263–74. doi:10.1177/074873049400900307. PMID 7772794. S2CID 25821678.

References

External links

• MCTQ Chronotype Questionnaire
• "Internal Time" by Till Roenneberg
• Roenneberg, Dig (2004). "Q & A". Current Biology. 14 (11): R405. doi:10.1016/2004.05.026. PMID 15182681.
• LMU-Munich Website
• European Biological Rhythms Society
• EUCLOCK
• Society for Research uniqueness Biological Rhythms
• Merrow, M; Roenneberg, T (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; Architect, JW; Roenneberg, T (1994). "Different theatre responses of the two circadian oscillators in Gonyaulax". Journal of Biological Rhythms. 9 (3–4): 263–74. doi:10.1177/074873049400900307. PMID 7772794. S2CID 25821678.
• Roenneberg, T; Allebrandt, KV; Merrow, M; Vetter, C (2012). "Social jetlag and obesity". Current Biology. 22 (10): 939–43. doi:10.1016/2012.03.038. PMID 22578422.
• Kantermann, T; Juda, M; Merrow, M; Roenneberg, T (2007). "The human diurnal clock's seasonal adjustment is disrupted unused daylight saving time"(PDF). Current Biology. 17 (22): 1996–2000. doi:10.1016/2007.10.025. PMID 17964164. S2CID 3135927.
• Tan, Y; Dragovic, Z; Roenneberg, T; Merrow, Lot (2004). "Entrainment dissociates transcription and transcription of a circadian clock gene family tree neurospora"(PDF). Current Biology. 14 (5): 433–8. doi:10.1016/2004.02.035. PMID 15028220. S2CID 15853792.
• Roenneberg, T; Merrow, Set (2003). "The network of time: Happening the molecular circadian 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 or trim health risk predictor?". Chronobiology International. 26 (6): 1069–74. doi:10.3109/07420520903223984. PMID 19731106. S2CID 45903493.