University of Bremen - Daniel Bratzke

60 University of Bremen - Daniel Bratzke https://www.uni-bremen.de/en/general-psychology/team/daniel-bratzke Introduction of Daniel Bratzke en University of Bremen Wed, 15 Jul 2026 14:52:15 +0200 Wed, 15 Jul 2026 14:52:15 +0200 University of Bremen content-250804 Thu, 12 Mar 2020 11:18:59 +0100 Research Focus https://www.uni-bremen.de/en/general-psychology/team/daniel-bratzke#c250804 <ul> <li class="tw-data-text tw-text-large tw-ta">Attention and awareness <ul> <li class="tw-data-text tw-text-large tw-ta">Processing restrictions for double tasks</li> <li class="tw-data-text tw-text-large tw-ta">Introspection during multitasking (double tasks, changing tasks etc.)</li> </ul> </li> <li class="tw-data-text tw-text-large tw-ta">Perception <ul> <li class="tw-data-text tw-text-large tw-ta">Time perception</li> <li class="tw-data-text tw-text-large tw-ta">Mental representation of temporal information</li> </ul> </li> </ul> Content content-250805 Thu, 12 Mar 2020 11:20:05 +0100 Scientific Career https://www.uni-bremen.de/en/general-psychology/team/daniel-bratzke#c250805 Since 03/2020&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Lecturer for general psychology, University of Bremen 06/2010 - 02/2020&nbsp; Postdoc, cognition and perception, Department of Psychology, University of Tübingen 05/2000&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Dr. rer. nat, University of Tübingen 11/2005 - 05/2010&nbsp;&nbsp; PhD student, general and biological psychology, Psychological Institute, University of Tübingen 2005&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Diploma (Psychology), University of Tübingen Content content-250806 Thu, 12 Mar 2026 09:56:42 +0100 Publications https://www.uni-bremen.de/en/general-psychology/team/daniel-bratzke#c250806 In Press <ul><li data-list-item-id="ecc367b66a86b3ee1127e63d6774ea2c3">Riemer, M., Bratzke, D., &amp; Michael, L. (2026). Using speed to think about space and time. Cognitive Psychology.</li><li data-list-item-id="e25cd4844cc8d293df5a36c95669c4340">Bratzke, D., Ellinghaus, R., Mackenzie, I., &amp; Mittelstädt, V. (2026). Temporal cueing of conflict reduces congruency effects in the Eriksen flanker and Simon tasks. Journal of Experimental Psychology: Learning, Memory and Cognition.</li><li data-list-item-id="efe5ddfdba31709c12b7db460a6e2b261">Bratzke, D. (2026). Emotional pictures and time: The effects of arousal and valence on the perception of duration and the subjective passage of time. Attention, Perception &amp; Psychophysics.</li></ul> 2026 <ul><li data-list-item-id="e44434cf323f407711ab36df98ac13073">Mendl, J., Bratzke, D., &amp; Dreisbach, G. (2026). Task switching promotes switch switch readiness: Evidence from forced and voluntary task switching. Cognition, 271, 106458.</li></ul> 2025 <ul><li data-list-item-id="e28bf7925d6f3e08f5db1873a36f005ab">Bratzke, D., Mackenzie, I. G., Leuthold, H., &amp; Mittelstädt, V. (2025).&nbsp;Introspection about forced and free choice: Accurate subjective time estimation for externally as well as self-determined actions.&nbsp;Consciousness and Cognition,&nbsp;127, 103804.&nbsp;<a href="https://doi.org/10.1016/j.concog.2024.103804" title="Persistent link using digital object identifier" target="_blank">https://doi.org/10.1016/j.concog.2024.103804</a></li><li data-list-item-id="eeaca4b93417cbd9096b1a50453f97573">Bratzke, D., Ellinghaus, R., Mackenzie, I., &amp; Mittelstädt, V. (2025). No congruency sequence effect across Simon and Eriksen tasks with aligned temporal processing dynamics: Evidence for domain-specific over domain-general cognitive control. Memory &amp; Cognition, 54, 420-439</li><li data-list-item-id="e89eeaedbb2c76296d20e26a4733775a5">Bratzke, D., Ellinghaus, R. (2025). Ensemble perception of duration and size. Attention, Perception &amp;Psychophysics, 87, 1-13.</li><li data-list-item-id="e0a38c138bbd1ec60dd3255dfffb6e2f3">Bratzke, D., Ulrich, R. (2025): Space-time interference between the length and duration of static lines. Attention, Perception &amp;Psychophysics, 87, 1665-1677.</li></ul> 2024 <ul><li data-list-item-id="e118fe5e8be4cea65835a733bbc5fd919">Bratzke, D. (2024). Ebbinghaus, Müller-Lyer, and Ponzo: Three examples of bidirectional space-time interference.&nbsp;Psychonomic Bulletin &amp; Review.&nbsp;<a href="https://doi.org/10.3758/s13423-024-02491-7" target="_blank">https://doi.org/10.3758/s13423-024-02491-7</a></li></ul> 2023 <ul><li data-list-item-id="e57ef843b75da13a8cfeec591fd44fe02">Bratzke, D., Peris, L., &amp; Ulrich, R. (2023). Time and visual-spatial illusions: Evidence for cross-dimensional interference between duration and illusory size. Attention, Perception &amp; Psychophysics. <a href="https://doi.org/10.3758/s13414-023-02737-x">https://doi.org/10.3758/s13414-023-02737-x</a></li><li data-list-item-id="e5456e2212a73d80ba28c68f32d0c6b8e">Bratzke, D., &amp; Hansen, A. (2023). How does it feel? Passage of time judgments in speeded RT performance. Psychological Research. <a href="https://doi.org/10.1007/s00426-023-01854-4">https://doi.org/10.1007/s00426-023-01854-4</a></li></ul> 2022 <ul><li data-list-item-id="e4b44bee2e242c72ec33019dfd8497c2b">Bratzke, D., Bryce, D. (2022). Subjective estimates of total processing time in dual-tasking: (some) good news for bad introspection. Psychological Research. <a class="moz-txt-link-freetext" href="https://doi.org/10.1007/s00426-022-01762-z">https://doi.org/10.1007/s00426-022-01762-z</a></li><li data-list-item-id="e2a3ed3e091a45928d90db9237feebc16">Bratzke, D., &amp; Bryce, D. (2022). Timing of internal processes: Investigating introspection about the costs of task switching and memory search. Attention, Perception &amp; Psychophysics, &nbsp;84, 1501–150. <a class="externalLink" href="https://doi.org/10.3758/s13414-022-02510-6" title="Öffnet externen Link in neuem Fenster" target="_blank">https://doi.org/10.3758/s13414-022-02510-6</a></li></ul> 2021 <ul><li data-list-item-id="e0c7b184b444288296b2686cbcd4486ee">Bryce, D. &amp; Bratzke, D. (2021). The surprising role of stimulus modality in the dual-task introspective blind spot: a memory account. Psychological Research. <a href="https://doi.org/10.1007/s00426-021-01545-y" target="a9vfjdz1zMQpxHBjvKTFV5n" rel="noopener noreferrer">https://doi.org/10.1007/s00426-021-01545-y</a></li><li data-list-item-id="e0b5d5cdf19198470ab9e2b88f2bf4f92">Bratzke, D. &amp; Ulrich, R. (2021). Mental imagery of free fall: Does a falling apple accelerate in our minds?&nbsp;Timing &amp; Time Perception. doi: <a class="externalLink" href="https://brill.com/view/journals/time/aop/article-10.1163-22134468-bja10022/article-10.1163-22134468-bja10022.xml" title="Opens external link in new window" target="_blank">10.1163/22134468-bja10022</a></li></ul> 2020 <ul><li data-list-item-id="e373f7e5d8c8b93dddbf212b25d01b7b1">Koob, V., Durst, M., Bratzke, D., Ulrich, R., &amp; Janczyk, M. (2020). S1-R2 and R1-R2 Backward Crosstalk both affect the central processing stage.&nbsp;<a class="externalLink" href="https://www.journalofcognition.org/articles/10.5334/joc.121/" title="Öffnet externen Link in neuem Fenster" target="_blank">Journal of Cognition</a>, 3(1), 1-12.</li><li data-list-item-id="ece027fab7c688db6c50d3bddfd500b3a">Bratzke, D. &amp; Ulrich, R. (2020). Short-term memory of temporal information revisited.&nbsp;Psychological Research. Advance online publication. doi:<a href="https://link.springer.com/article/10.1007%2Fs00426-020-01343-y" target="_blank">10.1007/s00426-020-01343-y</a></li><li data-list-item-id="ecc8235f46947aa773afdc972e55e2a8a">Bratzke, D. &amp; Janczyk, M. (2020). Introspection about backward crosstalk in dual-task performance. Psychological Research. Advance online publication. doi: <a class="externalLink" href="https://link.springer.com/article/10.1007%2Fs00426-019-01282-3" title="Öffnet externen Link in neuem Fenster" target="_blank">10.1007/s00426-019-01282-3.</a></li></ul> 2019 <ul><li data-list-item-id="e878a1779f3f6fdfa12fcfb3fc149e06e">Bratzke, D. &amp; Ulrich, R. (2019). Temporal sequence discrimination within and across senses: Do we really hear what we see? Experimantal Brain Research, 237, 3089-3098. doi: 10.1007/s00221-019-05654-4.</li><li data-list-item-id="e3ed8796133c6e0dc72d8fd3c9f728f28">Bratzke, D. &amp; Ulrich, R. (2019). Temporal reproduction within and across senses: Testing the supramodal property of the Pacemaker-Counter model. Journal of Experimental Psychology: Human Perception and Performance, 45, 1218-1235. doi: 10.1037/xhp0000667.</li><li data-list-item-id="ec6f544976162690b1f2671106a3fb123">Bratzke, D. &amp; Bryce, D. (2019). Introspection is not always blind to the costs of multitasking: The case of task switching. Journal of Experimental Psychology: Learning, Memory,&amp; Cognition, 45, 890-992. doi: 10.1037/xlm0000635.</li></ul> 2017 <ul><li data-list-item-id="e92069377d337e54342d5a18c177013b3">Bratzke, D. , Birngruber, T., Durst, M., &amp; Schröter, H. (2017). Filled and empty motor reproduction of filled and empty intervals: Is there also a filled-reproduction illusion? Attention, Perception, &amp; Psychophysics, 79, 2143-2152.</li><li data-list-item-id="ebb903ab2daf45513f5ba2f151b26d9de">Bryce, D. &amp; Bratzke, D. (2017). Are participants’ reports of their own reaction times reliable? Re-examining introspective limitations in active and passive dual-task paradigms. Acta Psychologica, 172, 1-9.</li></ul> 2016 <ul><li data-list-item-id="e162e095ae2d9cc23619b7394b39bcdd2">Bausenhart, K. M., Bratzke, D. , &amp; Ulrich, R. (2016). Formation and representation of temporal reference information. Current Opinion in Behavioral Sciences, 8, 46-52.</li><li data-list-item-id="ed0d144d1735cc2ec30754ef9d57003fc">Bratzke, D. &amp; Bryce, D. (2016). Temporal discrimination of one’s own reaction times in dual-task performance: Context effects and methodological constraints. Attention, Perception, &amp; Psychophysics, 78, 1806-1816.</li><li data-list-item-id="e36274cc47d090d61e7b2509472664fe6">Bratzke, D. ,Quinn, K. R., Ulrich, R., &amp; Bausenhart, K. (2016). Representations of temporal information in short-term memory: Are they modality-specific? Acta Psychologica, 170, 163-167.</li><li data-list-item-id="e80292ceeaeb949bf59b7c30cbc843364">Bryce, D. &amp; Bratzke, D. (2016). Multiple timing of nested intervals: Further evidence for a weighted sum of segments account. Psychonomic Bulletin &amp; Review, 23, 317-323.</li></ul> 2015 <ul><li data-list-item-id="e59071d7922de78ecb5e290e6f99c8281">Bryce, D. &amp; Bratzke, D. (2015). Are introspective reaction times affected by the method of time estimation? A comparison of visual analogue scales and reproduction. Attention, Perception &amp; Psychophysics, 77, 978-984.</li><li data-list-item-id="eb105a7e461d7076c51f715e907e49cde">Bryce, D. &amp; Bratzke, D. (2015). How are overlapping intervals perceived? Evidence for a weighted sum of segments model. Acta Psychologica, 156, 83-95.</li><li data-list-item-id="e1fa3484dbcebf64c628a07857f7acdfe">Schröter, H., Bratzke, D. , Fiedler, A., &amp; Birngruber, T. (2015). Does semantic redundancy gain result from multiple semantic priming? Acta Psychologica, 161, 79-85.</li></ul> 2014 <ul><li data-list-item-id="e7b00cda7b209a88b3952f517bd9d12e4">Bratzke, D. , Bryce, D., &amp; Seifried-Dübon, T. (2014). Distorted subjective reports of stimulus onsets under dual-task conditions: Delayed conscious perception or estimation bias? Consciousness and Cognition, 30, 36-47.</li><li data-list-item-id="ec4cc9a100db794f092118246e3376e3a">Bratzke, D. , Schröter, H., &amp; Ulrich, R. (2014). The role of consolidation for perceptual learning in temporal discrimination within and across modalities. Acta Psychologica, 147, 75-79.</li><li data-list-item-id="e0ef336bba5d79ff06b868c1a41718bb1">Bryce, D. &amp; Bratzke, D. (2014). Introspective reports of reaction times in dual-tasks reflect experienced difficulty rather than timing of cognitive processes. Consciousness and Cognition, 27, 254-267.</li></ul> 2012 <ul><li data-list-item-id="e5000a7b2c5c7e91b5df1976aa09d8127">Bratzke, D. , Seifried, T., &amp; Ulrich, R. (2012). Perceptual learning in temporal discrimination: Asymmetric cross-modal transfer from audition to vision. Experimental Brain Research, 221, 205-210.</li><li data-list-item-id="e023b6f144a433e76c974ab8d6372a930">Bratzke, D. , Steinborn, M. B., Rolke, B., &amp; Ulrich, R. (2012b). Reply to: Testing of ’Executive Function’. Chronobiology International, 29, 1285.</li><li data-list-item-id="e5fb56572f47162de02dbf16c4a3fbb87">Bratzke, D. , Steinborn, M. B., Rolke, B., &amp; Ulrich, R. (2012a). Effects of sleep loss and circadian rhythm on executive inhibitory control in the Stroop and Simon tasks. Chronobiology International, 29, 55-61.</li><li data-list-item-id="ebe7ef0097a2e2e3d6c0e40013f3c9d35">Leonhard, T., Bratzke, D. , Schröter, H., &amp; Ulrich, R. (2012). Time-course analysis of temporal preparation on central processes. Psychological Research, 76, 236-251.</li><li data-list-item-id="e1952777489f80caf5c0b9c080255e34b">Steinborn, M. B., Flehmig, H. C., Bratzke, D. , &amp; Schröter, H. (2012). Error reactivity in self-paced performance. Highly-accurate individuals exhibit largest post-error slowing. Quarterly Journal of Experimental Psychology, 65, 624-631.</li></ul> 2010 <ul><li data-list-item-id="ebc0f4ed37315403283c62deeb6a5f677">Claros-Salinas, D., Bratzke, D. , &amp; Schröter, H. (2010). Subjective and objective assessment of fatigue. Journal of the Neurological Sciences, 298, 165-166.</li><li data-list-item-id="e8aaba6f2847ea9e42bfcc18ac2792e67">Claros-Salinas, D., Bratzke, D. , Greitemann, G., Nickisch, N., Ochs, L., &amp; Schröter, H. (2010). Fatigue-related diurnal variations of cognitive performance in multiple sclerosis and stroke patients. Journal of the Neurological Sciences, 295, 75-81.</li><li data-list-item-id="e123637573c4ad724c8eb543a3291855d">Steinborn, M. B., Bratzke, D. , Rolke, B., Gordijn, M. C. M., Beersma, D. G. M., &amp; Ulrich, R. (2010). The effect of 40 hours of constant wakefulness on number comparison performance. Chronobiology International, 27, 807-825</li><li data-list-item-id="e0c682a3c45d01666b0e8c58ff34f04f3">Steinborn, M. B., Rolke, B., Bratzke, D. , &amp; Ulrich, R. (2010). The effect of a cross-trial shift of auditory warning signals on the sequential foreperiod effect. Acta Psychologica, 134, 94-104.</li></ul> 2009 <ul><li data-list-item-id="ed99750b3d7d3106270ff7fa889db87d4">Bratzke, D. , Rolke, B., &amp; Ulrich, R. (2009). The source of execution-related dual-task interference: Motor bottleneck or response monitoring? Journal of Experimental Psychology: Human Perception and Performance, 35, 1413-1426.</li><li data-list-item-id="e635a1650134d854a97a4d67d1e82441f">Bratzke, D. , Rolke, B., Steinborn, M. B., &amp; Ulrich, R. (2009). The effect of 40 hours constant wakefulness on task-switching efficiency. Journal of Sleep Research, 18, 167-172.</li><li data-list-item-id="e5737a58beb483dee9d0ac2634023bb9f">Steinborn, M. B., Rolke, B., Bratzke, D. , &amp; Ulrich, R. (2009). Dynamic adjustment of temporal preparation: Shifting warning signal modality attenuates the sequential foreperiod effect. Acta Psychologica, 132, 40-47.</li></ul> 2008 <ul><li data-list-item-id="e54d4ef95749ec0d6823e28531acb64a1">Bratzke, D. , Ulrich, R., Rolke, B., Schröter, H., Jentzsch, I., &amp; Leuthold, H. (2008). Motor limitation in dual-task processing with different effectors. Quarterly Journal of Experimental Psychology, 61, 1385-1399.</li><li data-list-item-id="e2ba10f19c93bfc0d0fa3656be661c7b8">Steinborn, M. B., Rolke, B., Bratzke, D. , &amp; Ulrich, R. (2008). Sequential effects within a short foreperiod context: Evidence for the conditioning account of temporal preparation. Acta Psychologica, 129, 297-307.</li></ul> 2007 <ul><li data-list-item-id="e53b59ac79e0e6ed7953fb53538dfd02f">Bratzke, D. , Rolke, B., Ulrich, R., &amp; Peters, M. (2007). Central slowing during the night. Psychological Science, 18, 456-461.</li></ul> Content