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Stevenson Lai
Nathanael Ong
CoachSG Conference Presentation:
Sport Psychology Support to National U23 Football Team
Team Dynamic Analysis
• What is it?
• A data-driven method of visualising relationships within the team
• Value-add
• Objectivity
• Multiple perspectives
• Helps confirm coach’s observations
• Simple to administer
• E.g., “Please name your close friends in the team”
Bidirectional Arrow
A
Legend
Unidirectional Arrow
B
C D
Cluster
Cluster
Connector
1
2
Isolated
E
F G
H
3
4
5
1st Category: Closest Friends
Qn: Please name your close friends in the Team
Closest Friends
A
W
Y
K
G
N
R
VCAPT
Q
M
H
D
X
L
O
E
P
V
CAPT
C
U
S
I
F
T
J
B
Closest Friends
A
W
Y
K
G
N
R
VCAPT
Q
M
H
D
X
L
O
E
P
V
CAPT
C
U
S
I
F
T
J
B
Cluster 1
Cluster 2
Cluster 3
Cluster 4
Connector
Isolated
2nd Category: Getting Advice
Qn: Which teammate do you go to for football related advice?
Get Football Advice
O
H
S I
N
CAPT VCAPT A
RT
KDJF
LUPGVC
BQME
3rd Category: On Field Decision Making
Qn: On the field, who do you listen to?
On Field Decision Making
I S N
H O
CAPTVCAPTA
TFPME
KBRD
GC
JQL
Dynavision Testing
• What is it?
• An assessment of the visuomotor reaction abilities of the players
• Value-add
• Football is a dynamic sport which requires good visuomotor reaction ability
• Provide coaches with information to guide selection
• Help identify each player’s strengths and weaknesses and train accordingly
DynavisionResults
TEST 1: Visuomotor Ability
60s Press the lights as fast as you can
TEST 2: Divided Attention
60s Press the lights as fast as you can
Simultaneously read numbers
on the screen
TEST 3: Choice Reaction
60s Press the lights as fast as you can
2 different colour lights (Red and Green)
Only Press the Red light
Dynavision Results
Dynavision Results
TEST 1: Visuomotor Ability60s Press the lights as fast as you can
Application:- Detecting Stimulus (e.g., ball or opponent) and reacting appropriately
Dynavision Results
TEST 2: Divided Attention60s Press the lights as fast as you canSimultaneously read numbers on the screen
Application:- Ability to multitask on the field- E.g., while fighting for position with an
opponent, is the player still able to react?
Dynavision Results
TEST 3: Choice Reaction60s Press the lights as fast as you can2 different colour lights (Red and Green)Only Press the Red light
Application:- Ability to choose whether to react or not.
(GO/NO-GO situations)- E.g., the player needs to make a quick
decision of whether to pass or not (e.g. based on opponent’s position)
Dynavision Results
Reaction Test (Goalkeepers)React to lights in 3 scenarios:1) Line – lights appear in a horizontal line2) Arc – lights appear in semi-circle arc3) Simple – light only appears in one location
Compare between right and left hands