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Light’s regulation of circadian rhythms affects sleep-wake cycles, with skin irritation
RESEARCH AND DESIGN METHODOLOGY
artificial lighting altering sleep patterns and potentially leading to
In this section, I will expand upon and detail the particular design
circadian rhythm sleep-wake disorders (CRSWD). Morning sunlight
research methodologies that I personally selected and applied to
exposure is vital for maintaining circadian rhythm, enhancing
steer my project towards success. These methodologies were integral
alertness, and improving sleep quality. Insufficient sunlight can
disrupt circadian rhythms, causing mood disorders and sleep
to my process, providing a structured approach to uncovering
insights and making informed decisions that were critical to the
irregularities.
2. Mood and Emotions: Serotonin levels, which influence mood
project’s development.
and well-being, increase with daily exposure to natural sunlight
(Lambert et al., 2002). Seasonal Affective Disorder (SAD) patients
The Double Diamond
exhibit decreased serotonin levels, leading to depressive symptoms.
The Double Diamond Design Process is a strategic, user-centred
approach to design that emphasises the importance of
Bright artificial light exposure can alleviate SAD symptoms and treat
mood disorders.
understanding user needs and iteratively refining solutions.
3. Enhanced Efficiency and Vigilance: Bright, cool-toned light
Overview: The Double Diamond Design Process is a model that
exposure during the day can enhance productivity, cognitive
illustrates how design is an iterative process divided into distinct
phases, aiming to enhance services and products by focusing on
function, and alertness. Sunlight-mimicking lighting in workplaces
improves focus and reduces fatigue. Warm-coloured evening lights
user outcomes. It guides designers in identifying accurate user needs
signal the body to relax and prepare for sleep. SAD lamps, which
prior to developing appropriate solutions.
mimic natural sunlight, are used in bright light therapy to improve
Phase 1: Exploration In the initial phase, designers engage in
exploration by interacting with users, observing behaviours, and
mood and alleviate SAD symptoms. However, prolonged exposure to
bright light can cause headaches, eye strain, nausea, agitation, and
gathering insights.
Chapter 02: Research
EXPLORATORY RESEARCH - LITERATURE REVIEW
Phase 3: Development Drawing from the defined opportunities, I THE DISCOVER DEFINE D
PROBLEM Research Phase Synthesis Phase Ideation Phase Prototyping Phase SO
embarked on a creative ideation process. Utilizing sketching and
emotional design principles, I generated a wide array of concepts. Diverge Converge
PROBLEM SOLUTION
Each concept was carefully evaluated to develop a hypothesis and
select the most promising ideas for further development.
Identify Problem Thematic Analysis Ideate
Phase 4: Delivery The final phase involved bringing the selected Select Research Design
Define methodology Build Themes data ideas Sketching Analysis Qualitative U
& Methods
Field Research Desk Research areas Define opportunity Evaluate Ideas Set hyp
concepts to life through prototyping. I incorporated user feedback Double Diamond desi
( Fredo Eyong, 2023)
from testing sessions to refine the designs iteratively. This
Exploratory Sequential Mixed Methods (ESMM)
user-centred approach ensured that the final solution was
This research project employed an exploratory sequential mixed
well-aligned with the specific needs of those affected by SAD.
methods design to investigate the public’s awareness and impact of
Throughout my project, I maintained a focus on empathy and
Seasonal Affective Disorder (SAD). The methodology, grounded in the
user-centricity, ensuring that the final design not only addressed the
framework proposed by (Creswell & Plano Clark 2009), was executed in
functional requirements but also provided emotional support to
two distinct phases: quantitative and qualitative.
those grappling with SAD. The result was a solution that was both
Research and Design Project
Quantitative Phase:
innovative and deeply resonant with the target audience.
A survey was developed and disseminated via Microsoft Forms to
over 100 participants.
The survey aimed to assess the public’s knowledge of SAD, its effects
on daily life, and any self-administered remedies. Responses were
analysed using Microsoft Forms’ analytical tools, with posted notes

aiding in thematic identification.